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Collections — Tools, Engines & Generators

All Auric Artisan tools in one place: colour science, accessibility analysis, and creative generation.

Color Science Engine

Comprehensive platform for vision simulation, colour science research, laboratory models, and Ishihara plate generation.

Open Tools
  • General
  • Color science lab
  • Ishihara plate generation

ASCII Art Generator

Convert images, webcam captures, and text to high-fidelity ASCII art with dithering, colour mode, and multi-format export.

Open ASCII Generator
  • Image & text conversion
  • Dithering & edge detection
  • Color & custom character sets

All Tools

All tools in the Auric Artisan collection.

Bradford Transform

Sharpened-sensor chromatic adaptation transform widely used in ICC colour management workflows.

Open Bradford
  • Sharpened sensor space
  • ICC profile standard
  • Linear & non-linear modes

CAT02 Transform

Chromatic adaptation transform used in CIECAM02 for predicting corresponding colours.

Open CAT02
  • CIECAM02 component
  • Sharpened cone response
  • Degree of adaptation

CAT16 Transform

Updated chromatic adaptation transform for CIECAM16, improving upon CAT02 for extreme conditions.

Open CAT16
  • CIECAM16 component
  • Improved robustness
  • Wide-gamut support

CAT94 Transform

CIE 1994 chromatic adaptation transform based on corresponding colour experiments.

Open CAT94
  • CIE 1994 standard
  • Corresponding colours
  • Historical reference

CAT97 Transform

Chromatic adaptation transform from CIECAM97s, preceding CAT02 in appearance modelling.

Open CAT97
  • CIECAM97s component
  • Historical predecessor
  • Von Kries adaptation

CAM02 Uniform Space

Uniform colour space derived from CIECAM02 for perceptual colour difference calculation.

Open CAM02-UCS
  • Perceptual uniformity
  • CIECAM02 derived
  • Colour difference metric

CIECAM16-UCS

Updated uniform colour space from CIECAM16 with improved performance for wide-gamut and HDR.

Open CIECAM16-UCS
  • CIECAM16 derived
  • Wide-gamut support
  • Improved uniformity

HDR-CAM

High dynamic range colour appearance model designed for HDR display and imaging applications.

Open HDR-CAM
  • HDR luminance range
  • Extended dynamic range
  • Display-oriented

iCAM06

Image colour appearance model for spatially complex, HDR image rendering and tone mapping.

Open iCAM06
  • Image-based model
  • Spatial processing
  • HDR tone mapping

iCAM08

Extended image colour appearance model with improved spatial filtering and adaptation handling.

Open iCAM08
  • Improved spatial filtering
  • Local adaptation
  • Natural image rendering

CIECAM97s Model

CIE's first comprehensive colour appearance model, establishing the framework for modern CAMs.

Open CIECAM97s
  • CIE standard model
  • Chromatic adaptation
  • Foundation for CIECAM02

Hunt Model

Robert Hunt's comprehensive colour appearance model accounting for luminance adaptation and surround effects.

Open Hunt Model
  • Luminance adaptation
  • Surround effects
  • Comprehensive appearance

Moon-Spencer Model

Early colour harmony and appearance model by Moon and Spencer for aesthetic colour relationships.

Open Moon-Spencer
  • Colour harmony theory
  • Aesthetic relationships
  • Historical significance

Naka-Rushton Model

Photoreceptor response model describing the non-linear relationship between stimulus intensity and neural response.

Open Naka-Rushton
  • Photoreceptor response
  • Non-linear adaptation
  • Neural response curve

Stevens Power Law Model

Psychophysical power law relating stimulus intensity to perceived magnitude across sensory modalities.

Open Stevens Power Law
  • Psychophysical law
  • Brightness perception
  • Power function exponent

Jzazbz Experiment

Interactive experiment for exploring Jzazbz coordinates, conversions, and perceptual colour differences.

Open Experiment
  • Coordinate exploration
  • Colour conversion
  • Perceptual difference

Jzazbz Slice Visualizer

Visualise cross-sectional slices through the Jzazbz colour space at varying lightness levels.

Open Slice Visualizer
  • Lightness slices
  • Gamut boundary
  • Interactive 2D view

Visible Spectrum

Interactive visualisation of the visible electromagnetic spectrum from 380 nm to 780 nm.

Open Visible Spectrum
  • 380–780 nm range
  • Wavelength to colour
  • Interactive display

Spectral Overview

Comprehensive overview of spectral power distributions and their role in colour perception.

Open Spectral Overview
  • SPD fundamentals
  • Illuminant spectra
  • Reflectance curves

Blackbody Radiation

Planckian blackbody radiation curves and correlated colour temperature visualisation.

Open Blackbody Radiation
  • Planck's law curves
  • CCT visualisation
  • Wien's displacement

Atomic Emission Lines

Discrete spectral emission lines from atomic transitions of common elements.

Open Emission Lines
  • Element spectra
  • Discrete line positions
  • Atomic transitions

Diffraction Grating Simulation

Simulate light diffraction through gratings, showing wavelength separation and order patterns.

Open Diffraction Grating
  • Grating simulation
  • Order separation
  • Wavelength dispersion

Metamerism Under Illuminants

Explore how spectrally different colours can appear identical under one illuminant but diverge under another.

Open Metamerism
  • Metameric pairs
  • Illuminant switching
  • Colour constancy

CIE Overview

Overview of CIE standards, colour-matching functions, illuminants, and observer definitions.

Open CIE Overview
  • CIE standards
  • Colour-matching functions
  • Observer definitions

Color Spaces

Descriptions and comparisons of common color spaces and conversions.

Open Color Spaces
  • RGB, LAB, XYZ, HSL
  • Conversion notes
  • Working space guidance

Color Harmony

Tools and examples for creating harmonious color palettes and schemes.

Open Harmony
  • Harmonies & rules
  • Palette generators
  • Export swatches

Color Formulation

Practical guidance for matching and formulating colors in production.

Open Formulation
  • Recipe notes
  • Match workflows
  • Material considerations

Color Names & Lists

Reference lists of named colors and curated color sets.

Open Color Lists
  • Named swatches
  • Curated sets
  • Downloadable palettes

Color Names

Standardized color names, mappings between naming systems, and downloadable swatches.

Open Color Names
  • Named color mappings
  • Cross-standard lookups
  • Download swatches

Color Psychology

Insights on color meanings, cultural context, and perceptual impact for design decisions.

Open Color Psychology
  • Emotional associations
  • Cultural variations
  • Use-case notes

CIE Chromaticity

Chromaticity diagrams and coordinate converters (xy, u'v', UCS).

Open CIE Chromaticity
  • CIE xy & u'v'
  • Coordinate converters
  • Diagram overlays

Illuminants

Reference spectra for standard illuminants and conversion helpers.

Open Illuminants
  • D65, D50, A, etc.
  • Spectral samples
  • Use in conversions

Chromatic Adaptation

Adaptation transforms and dynamic adaptation demos for viewing conditions.

Open Adaptation Tools
  • CATs (Bradford, von Kries)
  • Dynamic adaptation
  • Preview comparisons

Gamut Mapping

Techniques for mapping colors between gamuts and preserving appearance.

Open Gamut Mapping
  • Compression strategies
  • Perceptual methods
  • Example pipelines

Gamut Explorer

Inspect device and working-space gamuts in chromaticity and 3D views.

Open Gamut Explorer
  • Chromaticity overlays
  • 3D gamut meshes
  • Export images

HDR Gamut Plot

Plot HDR content gamuts and compare exposure/tone-mapping effects.

Open HDR Gamut Plot
  • HDR sampling
  • Exposure overlays
  • Comparison modes

Tonal Steps, Tints & Shades

Generate and preview tonal step-charts for design and manufacturing workflows.

Open Tonal Steps
  • Step generation
  • Tint/Shade presets
  • Printable charts

Tone Mapping

Experiment with tone mapping operators for HDR → LDR rendering and display adaptation.

Open Tone Mapping
  • Reinhard, ACES, custom operators
  • Preview and compare
  • Parameter export

Perception & Vision

Visual phenomena, illusions, color appearance models, and demonstration experiments.

Open Perception
  • Illusions & demos
  • Appearance models
  • Interactive visuals

Neuroscience

Resources on visual cortex, color processing, and neural responses to color stimuli.

Open Neuroscience
  • Cortex mapping
  • Color tuning
  • Research notes

Psychophysics Engine

Set up, run, and analyze psychophysical experiments and stimulus workflows.

Open Experiment Engine
  • Trial builder
  • Data logging
  • Analysis tools

Material Lighting

Simulate material reflectance under different illuminants and BRDF models.

Open Material Lighting
  • Illuminant selection
  • Reflectance curves
  • Preview materials

Industrial Dye Chemistry

Calculators and prediction tools for dye mixtures and spectral behavior.

Open Dye Tools
  • Mixture calculators
  • Kubelka–Munk estimations
  • Batch recipe export

Converters

Color converters between formats (RGB, HEX, XYZ, LAB) and utilities.

Open Converters
  • RGB/HEX/XYZ/LAB
  • Batch conversion
  • Export options

Color Picker

Pick, sample, and save colors from images or palettes.

Open Color Picker
  • Image sampling
  • Saved swatches
  • Format export

Contrast Checker

WCAG contrast checks and simulations for accessibility.

Open Contrast
  • WCAG AA/AAA
  • Pair suggestions
  • Vision simulations

Create Palette

Generate harmonious OKLCH palettes with live Coolors-style swatches, CVD simulation, and export.

Create Palette
  • 7 harmony modes
  • CVD / vision simulation
  • Export CSS, JSON, SVG

LUT Lab

Create and preview lookup tables for grading and color transforms.

Open LUT Lab
  • Create LUTs
  • Preview transforms
  • Download

ICC Parser

Inspect and parse ICC profiles for displays and images.

Open ICC Parser
  • Parse profiles
  • Profile metadata
  • Compatibility checks

Collage Maker

Compose image collages and apply palettes.

Open Collage Maker
  • Combine images
  • Apply palettes
  • Export compositions

Create Gradient

Design and export smooth gradients from color stops.

Open Gradient Maker
  • Gradient editor
  • Stop presets
  • Export CSS

Gradient List

Browse curated gradient collections and presets.

View Gradients
  • Curated presets
  • Preview thumbnails
  • Copy CSS

M-Gredient Palette

Multigradient palette generator and presets.

Open M-Gredient
  • Multi-stop palettes
  • Export formats
  • Presets

Palette Visualize

Visualize palette contrast and distribution.

Visualize Palette
  • Contrast maps
  • Perceptual spacing
  • Export swatches

Pattern Colorizer

Apply palettes to procedural patterns and textures.

Open Pattern Colorizer
  • Procedural patterns
  • Palette mapping
  • Export assets

SVG Recolor

Recolor and batch-update SVG assets with palettes.

Open SVG Recolor
  • Batch recolor
  • Palette application
  • Download SVGs

Accessibility

Tools and guidelines for accessible color and contrast checks.

View Accessibility
  • Contrast checkers
  • Simulation of deficiencies
  • WCAG guidance

Protanopia

Complete absence of red cone photoreceptors causing red-green confusion with darkened reds.

Simulate Protanopia
  • No red cone function
  • Red-green confusion
  • Darkened red spectrum

Protanomaly

Reduced red cone sensitivity causing mild red-green discrimination difficulty.

Simulate Protanomaly
  • Shifted red sensitivity
  • Mild red-green confusion
  • Anomalous trichromacy

Deuteranopia

Complete absence of green cone photoreceptors causing red-green confusion.

Simulate Deuteranopia
  • No green cone function
  • Red-green confusion
  • Most common dichromacy

Deuteranomaly

Reduced green cone sensitivity — the most common form of color vision deficiency.

Simulate Deuteranomaly
  • Shifted green sensitivity
  • Mild red-green confusion
  • Most prevalent CVD

Tritanopia

Complete absence of blue cone photoreceptors causing blue-yellow confusion.

Simulate Tritanopia
  • No blue cone function
  • Blue-yellow confusion
  • Rare dichromacy

Tritanomaly

Reduced blue cone sensitivity causing mild blue-yellow discrimination difficulty.

Simulate Tritanomaly
  • Shifted blue sensitivity
  • Mild blue-yellow confusion
  • Anomalous trichromacy

Achromatopsia

Complete color blindness — absence of all cone function resulting in grayscale vision.

Simulate Achromatopsia
  • No color perception
  • Rod-only vision
  • Extreme photophobia

Color Inversion

Full spectral inversion of perceived colors — a perceptual simulation tool.

Simulate Color Inversion
  • Inverted hue mapping
  • Complementary swap
  • Diagnostic utility

Grayscale

Complete desaturation rendering all colors as luminance-only grayscale values.

Simulate Grayscale
  • Luminance only
  • Zero saturation
  • Contrast analysis

Red Cone (L-Cone)

Isolate the long-wavelength cone response to visualize the L-cone contribution to color vision.

Simulate Red Cone
  • L-cone isolation
  • Long-wavelength response
  • Peak ~564 nm

Green Cone (M-Cone)

Isolate the medium-wavelength cone response to visualize the M-cone contribution to color vision.

Simulate Green Cone
  • M-cone isolation
  • Medium-wavelength response
  • Peak ~534 nm

Blue Cone (S-Cone)

Isolate the short-wavelength cone response to visualize the S-cone contribution to color vision.

Simulate Blue Cone
  • S-cone isolation
  • Short-wavelength response
  • Peak ~420 nm

Rod Vision (Scotopic)

Simulate rod-mediated scotopic vision — low-light, monochromatic perception without cone input.

Simulate Rod Vision
  • Scotopic response
  • No color perception
  • Peak ~498 nm

Keratoconus

Progressive corneal thinning and conical protrusion causing irregular astigmatism and visual distortion.

Simulate Keratoconus
  • Irregular astigmatism
  • Ghosting & streaking
  • Progressive distortion

Corneal Edema

Swelling of the corneal stroma causing hazy vision and halos around lights.

Simulate Corneal Edema
  • Hazy vision
  • Halos around lights
  • Reduced clarity

Fuchs Endothelial Dystrophy

Progressive endothelial cell loss causing corneal edema and morning blurriness.

Simulate Fuchs
  • Morning blur
  • Guttata
  • Progressive edema

Bullous Keratopathy

Corneal blistering from endothelial failure causing pain, tearing, and blurred vision.

Simulate Bullous Keratopathy
  • Epithelial bullae
  • Pain & tearing
  • Severe blur

Pterygium

Fibrovascular growth on the conjunctiva extending onto the cornea causing astigmatism and irritation.

Simulate Pterygium
  • Induced astigmatism
  • Visual axis encroachment
  • Irritation & redness

Uveitis

Inflammation of the uveal tract causing pain, photophobia, blurred vision, and floaters.

Simulate Uveitis
  • Photophobia
  • Floaters
  • Blurred vision

Iridocyclitis

Inflammation of the iris and ciliary body causing pain, miosis, and anterior chamber cells.

Simulate Iridocyclitis
  • Ciliary flush
  • Miosis
  • Aqueous flare

Scleritis

Deep scleral inflammation causing severe pain, redness, and potential vision-threatening complications.

Simulate Scleritis
  • Severe deep pain
  • Scleral thinning
  • Globe tenderness

Endophthalmitis

Severe intraocular infection causing rapid vision loss, pain, and hypopyon.

Simulate Endophthalmitis
  • Rapid vision loss
  • Hypopyon
  • Severe inflammation

Sympathetic Ophthalmia

Bilateral granulomatous uveitis triggered by trauma or surgery to one eye.

Simulate SO
  • Bilateral inflammation
  • Granulomatous uveitis
  • Trauma-triggered

Amblyopia

Reduced vision in one eye due to abnormal visual development — commonly known as lazy eye.

Simulate Amblyopia
  • Unilateral reduced acuity
  • Contrast sensitivity loss
  • Depth perception issues

Aniridia

Congenital absence or underdevelopment of the iris causing photophobia and reduced acuity.

Simulate Aniridia
  • Absent iris
  • Severe photophobia
  • Glare sensitivity

Coloboma

Congenital gap in eye structures from incomplete embryonic fissure closure affecting vision.

Simulate Coloboma
  • Structural gap
  • Visual field defect
  • Variable severity

Congenital Cataract

Lens opacity present at birth causing blurred vision and risk of amblyopia if untreated.

Simulate Congenital Cataract
  • Lens opacity
  • Blurred vision
  • Amblyopia risk

Ocular Albinism

Reduced melanin in the eye causing foveal hypoplasia, nystagmus, and decreased visual acuity.

Simulate Ocular Albinism
  • Foveal hypoplasia
  • Nystagmus
  • Photophobia

Presbyopia

Age-related loss of accommodative ability causing difficulty focusing on near objects.

Simulate Presbyopia
  • Near vision blur
  • Reading difficulty
  • Accommodative loss

Age-Related Macular Degeneration (Advanced)

Late-stage AMD with significant central vision loss, geographic atrophy, or neovascularization.

Simulate Advanced AMD
  • Central scotoma
  • Geographic atrophy
  • Severe distortion

Cataract

Clouding of the crystalline lens causing blurred vision, glare, and reduced contrast sensitivity.

Simulate Cataract
  • Blurred vision
  • Glare & halos
  • Color yellowing

Glaucoma

Progressive optic nerve damage causing peripheral visual field loss and tunnel vision.

Simulate Glaucoma
  • Peripheral field loss
  • Tunnel vision
  • Elevated IOP

Diabetic Retinopathy

Retinal vascular damage from diabetes causing floaters, blurring, and progressive vision loss.

Simulate DR
  • Microaneurysms
  • Floaters & hemorrhages
  • Macular edema

Macular Degeneration

Deterioration of the macula causing central vision loss and distortion.

Simulate AMD
  • Central scotoma
  • Metamorphopsia
  • Difficulty reading

Post-LASIK Halos

Visual disturbances following LASIK surgery including halos, starbursts, and glare at night.

Simulate Post-LASIK
  • Nighttime halos
  • Starbursts
  • Glare sensitivity

Optic Neuritis

Inflammatory demyelination of the optic nerve causing pain, vision loss, and color desaturation.

Simulate Optic Neuritis
  • Central vision loss
  • Color desaturation
  • Pain with eye movement

Scotoma

Localized area of reduced or absent vision within the visual field.

Simulate Scotoma
  • Central scotoma
  • Paracentral scotoma
  • Arc & ring scotoma

Bitemporal Hemianopia

Loss of the temporal visual fields in both eyes, typically from chiasmal compression.

Simulate Bitemporal
  • Bilateral temporal loss
  • Chiasmal lesion
  • Tunnel-like vision

Homonymous Hemianopia

Loss of the same half of the visual field in both eyes from post-chiasmal damage.

Simulate Homonymous
  • Left or right field loss
  • Stroke-related
  • Macular sparing

Papilledema

Optic disc swelling from raised intracranial pressure causing transient visual obscurations.

Simulate Papilledema
  • Transient obscurations
  • Enlarged blind spot
  • Peripheral constriction

Ischemic Optic Neuropathy

Acute optic nerve ischemia causing sudden, painless vision loss with altitudinal field defects.

Simulate ION
  • Altitudinal field loss
  • Sudden onset
  • Disc edema

Leber Hereditary Optic Neuropathy

Mitochondrial genetic disorder causing acute or subacute bilateral central vision loss.

Simulate LHON
  • Central scotoma
  • Bilateral involvement
  • Young adult onset

Toxic Optic Neuropathy

Optic nerve damage from toxic substances causing bilateral, symmetric vision loss.

Simulate Toxic ON
  • Cecocentral scotoma
  • Color vision loss
  • Bilateral symmetric

Cortical Visual Impairment

Vision loss from damage to the visual cortex or posterior visual pathways.

Simulate CVI
  • Variable vision
  • Complexity intolerance
  • Light gazing

Age-Related Shift

Gradual yellowing of the crystalline lens causing color perception shifts with aging.

Simulate Age Shift
  • Lens yellowing
  • Blue attenuation
  • Warm color bias

Chloropsia

Abnormal green-tinted color perception caused by toxicity, medications, or retinal conditions.

Simulate Chloropsia
  • Green color cast
  • Drug-induced
  • Transient episodes

Cyanopsia

Blue-tinted color perception often occurring after cataract surgery or lens removal.

Simulate Cyanopsia
  • Blue color cast
  • Post-surgical onset
  • Increased UV sensitivity

Erythropsia

Red-tinted color perception caused by retinal or pharmacological factors.

Simulate Erythropsia
  • Red color cast
  • Snow blindness related
  • Medication side effect

Metameric Failure

Colors that match under one illuminant appear different under another due to spectral mismatch.

Simulate Metamerism
  • Illuminant dependence
  • Spectral mismatch
  • Observer variation

Neurological Distortion

Visual distortions arising from neurological conditions affecting color and spatial perception.

Simulate Neuro Distortion
  • Color desaturation
  • Spatial warping
  • Migraine aura effects

Retinitis Pigmentosa

Progressive rod–cone degeneration causing tunnel vision and night blindness.

Simulate RP
  • Peripheral field loss
  • Night blindness
  • Progressive narrowing

Stargardt Disease

Juvenile macular dystrophy causing central vision loss with lipofuscin build-up.

Simulate Stargardt
  • Central scotoma
  • Color vision changes
  • Progressive acuity loss

Cone Dystrophy

Progressive cone photoreceptor degeneration affecting colour vision and acuity.

Simulate Cone Dystrophy
  • Decreased acuity
  • Color vision loss
  • Photophobia

Cone-Rod Dystrophy

Combined cone and rod degeneration with early central vision and colour loss.

Simulate Cone-Rod
  • Central & peripheral loss
  • Color deficiency
  • Light sensitivity

Choroideremia

X-linked progressive degeneration of the choroid, RPE, and photoreceptors.

Simulate Choroideremia
  • Night blindness
  • Peripheral field loss
  • Progressive narrowing

Leber Congenital Amaurosis

Severe congenital retinal dystrophy causing profound vision loss from birth.

Simulate LCA
  • Severe vision loss
  • Nystagmus
  • Photoreceptor dysfunction

Best Vitelliform Macular Dystrophy

Macular dystrophy with egg-yolk-like lesion causing central vision impairment.

Simulate Best Disease
  • Central vision blur
  • Metamorphopsia
  • Variable progression

Macular Hole

Full-thickness defect in the foveal retina causing central distortion and blur.

Simulate Macular Hole
  • Central scotoma
  • Distorted vision
  • Reduced acuity

Epiretinal Membrane

Fibrous tissue on the inner retinal surface causing wrinkling and visual distortion.

Simulate ERM
  • Metamorphopsia
  • Blurred central vision
  • Mild acuity loss

Central Serous Chorioretinopathy

Serous detachment of the neurosensory retina causing central distortion.

Simulate CSC
  • Central blur
  • Micropsia
  • Color desaturation

Pattern Dystrophy

Group of macular dystrophies with characteristic pigment patterns at the RPE level.

Simulate Pattern Dystrophy
  • Mild central blur
  • Metamorphopsia
  • Slow progression

X-Linked Retinoschisis

Splitting of the retinal layers causing central vision loss, predominantly in males.

Simulate XLRS
  • Foveal schisis
  • Reduced acuity
  • Peripheral schisis

Myopic Macular Degeneration

Degenerative changes in the macula associated with high myopia and axial elongation.

Simulate Myopic MD
  • Central scotoma
  • Metamorphopsia
  • Lacquer cracks

Fundus Albipunctatus

Stationary night blindness with characteristic white-yellow fundus dots.

Simulate FA
  • Night blindness
  • Delayed dark adaptation
  • Preserved acuity

Oguchi Disease

Rare stationary night blindness with distinctive golden-yellow fundus sheen.

Simulate Oguchi
  • Stationary night blindness
  • Mizuo-Nakamura phenomenon
  • Normal daytime vision

Goldmann-Favre Syndrome

Vitreoretinal dystrophy with retinoschisis, cataract, and progressive vision loss.

Simulate GFS
  • Night blindness
  • Peripheral schisis
  • Cystoid macular edema

Acute Macular Neuroretinopathy

Rare condition with paracentral scotomas and subtle macular lesions.

Simulate AMN
  • Paracentral scotomas
  • Wedge-shaped lesions
  • Variable recovery

Autoimmune Retinopathy

Immune-mediated photoreceptor dysfunction causing progressive vision loss.

Simulate AIR
  • Photopsia
  • Visual field loss
  • Color vision changes

Paraneoplastic Retinopathy

Cancer-associated retinal degeneration with anti-retinal antibodies.

Simulate CAR/MAR
  • Rapid vision loss
  • Photosensitivity
  • Ring scotoma

Retinopathy of Prematurity

Abnormal retinal vascular development in premature infants with potential vision loss.

Simulate ROP
  • Peripheral field loss
  • Myopia
  • Retinal detachment risk

Central Retinal Vein Occlusion

Blockage of the central retinal vein causing widespread retinal hemorrhage and vision loss.

Simulate CRVO
  • Sudden vision loss
  • Diffuse hemorrhages
  • Macular edema

Central Retinal Artery Occlusion

Acute blockage of the central retinal artery causing sudden, painless vision loss.

Simulate CRAO
  • Sudden profound loss
  • Cherry-red spot
  • Retinal whitening

Branch Retinal Vein Occlusion

Occlusion of a branch retinal vein causing sectoral hemorrhage and partial vision loss.

Simulate BRVO
  • Sectoral field loss
  • Localized hemorrhage
  • Macular edema risk

Hypertensive Retinopathy

Retinal vascular damage caused by chronic high blood pressure affecting vision.

Simulate Hypertensive
  • Arteriolar narrowing
  • Flame hemorrhages
  • Cotton-wool spots

Retinal Detachment

Separation of the neurosensory retina from the RPE causing progressive visual field loss.

Simulate Retinal Detachment
  • Curtain-like field loss
  • Flashes & floaters
  • Progressive shadow

Vitreous Hemorrhage

Bleeding into the vitreous cavity obscuring vision with haze and floaters.

Simulate Vitreous Hemorrhage
  • Dense floaters
  • Red-tinged haze
  • Variable vision loss

Posterior Vitreous Detachment

Separation of the vitreous from the retina causing floaters and light flashes.

Simulate PVD
  • New floaters
  • Photopsia
  • Weiss ring

Pigment Dispersion Syndrome

Release of iris pigment into the anterior chamber causing intraocular pressure changes and visual disturbance.

Simulate PDS
  • Halos around lights
  • Blurred episodes
  • IOP spikes

Ishihara Plate Generation

Generate and customise Ishihara-style colour vision test plates for screening and research.

Open Ishihara Plates
  • Plate generation
  • Custom designs
  • Vision screening

Featured Highlights

Key capabilities across the Auric Artisan collection.

Colour Science

From vision deficiency simulation to chromatic adaptation and spectral analysis — deep colour science at your fingertips.

Accessibility & Analysis

URL-based accessibility audits with contrast scoring, WCAG compliance reporting, and fix suggestions.

Creative Generation

Production-grade ASCII art with dithering algorithms, live preview, and multi-format export for images and video.

Explore All Collections

From colour science to creative generation — every Auric Artisan tool in one place.

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