Professional Conversion & Inspection
HEX Normalizer
Normalize HEX, uppercase/lowercase and validate input.
PRITIKART COLOR LAB · PROFESSIONAL COLOR ENGINE
174+ expert color workflows.
174+ expert color workflows.
One premium color platform.
Explore a structured professional toolkit for color conversion, palette engineering, color science, accessibility, UI systems, branding, CSS, gradients, data visualization, image workflows and production QA.
208+ live workflows22 expert categories53,785 color recordsWCAG + CIEDE2000
208+expert workflowsProfessional color solution platform
EXPLORE BY SPECIALTY
22 categoriesProfessional color categories
Choose a specialist workspace, then open any live workflow inside it.
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208 tools✦Professional Conversion & Inspection
LIVE02
RGB Inspector
Inspect exact RGB channels and percentages.
✦Professional Conversion & Inspection
LIVE03
HSL Inspector
Inspect hue, saturation and lightness.
✦Professional Conversion & Inspection
LIVE04
HSV Inspector
Inspect HSV/value representation.
✦Professional Conversion & Inspection
LIVE05
CMYK Estimator
Estimate CMYK values from sRGB.
✦Professional Conversion & Inspection
LIVE06
Luminance Calculator
Calculate relative luminance.
✦Professional Conversion & Inspection
LIVE07
Grayscale Calculator
Calculate perceptual grayscale.
✦Professional Conversion & Inspection
LIVE08
Inverse Color Calculator
Calculate exact sRGB inverse.
✦Professional Conversion & Inspection
LIVE09
Alpha Code Builder
Build 8-digit HEX with alpha.
✦Professional Conversion & Inspection
LIVE10
Color CSS Serializer
Generate CSS color declarations.
✦Premium Palette Engineering
LIVE01
5-Step Tint Scale
Generate five tint levels.
✦Premium Palette Engineering
LIVE02
9-Step Tint Scale
Generate nine tint levels.
✦Premium Palette Engineering
LIVE03
5-Step Shade Scale
Generate five shade levels.
✦Premium Palette Engineering
LIVE04
9-Step Shade Scale
Generate nine shade levels.
✦Premium Palette Engineering
LIVE05
Tone Scale
Generate neutralized tones.
✦Premium Palette Engineering
LIVE06
Soft Pastel Generator
Create low-chroma pastel variants.
✦Premium Palette Engineering
LIVE07
Deep Color Generator
Create deep high-impact variants.
✦Premium Palette Engineering
LIVE08
Muted Palette Generator
Create muted variants.
✦Premium Palette Engineering
LIVE09
High-Chroma Palette
Create vivid variants.
✦Premium Palette Engineering
LIVE10
Neutral Companion Palette
Build supporting neutrals.
✦Premium Palette Engineering
LIVE11
Surface Palette Builder
Build background and surface candidates.
✦Premium Palette Engineering
LIVE12
Border Palette Builder
Build border and divider candidates.
✦Advanced Harmony Systems
LIVE01
Split Complementary
Generate split complementary harmony.
✦Advanced Harmony Systems
LIVE02
Double Complementary
Generate double complementary harmony.
✦Advanced Harmony Systems
LIVE03
Square Harmony
Generate square harmony.
✦Advanced Harmony Systems
LIVE04
Pentadic Harmony
Generate pentadic harmony.
✦Advanced Harmony Systems
LIVE05
Hexadic Harmony
Generate six-point harmony.
✦Advanced Harmony Systems
LIVE06
Complement Harmony
Generate exact complement.
✦Advanced Harmony Systems
LIVE07
Analogous 5
Generate five adjacent hues.
✦Advanced Harmony Systems
LIVE08
Triadic Wide
Generate triadic harmony.
✦Advanced Harmony Systems
LIVE09
Tetradic Rectangle
Generate tetradic rectangle.
✦Advanced Harmony Systems
LIVE10
Monochrome Ladder
Generate a monochromatic ladder.
✦Accessibility & Compliance
LIVE01
White Text Target
Find same-hue candidates with strong white-text contrast.
✦Accessibility & Compliance
LIVE02
Black Text Target
Find same-hue candidates with strong black-text contrast.
✦Accessibility & Compliance
LIVE03
AA Pair Check
Check WCAG AA style pairing.
✦Accessibility & Compliance
LIVE04
AAA Pair Check
Check WCAG AAA style pairing.
✦Accessibility & Compliance
LIVE05
Large Text Check
Evaluate large-text suitability.
✦Accessibility & Compliance
LIVE06
UI Control Check
Evaluate a control/background pair.
✦Accessibility & Compliance
LIVE07
Focus Ring Candidate
Generate focus-ring candidates.
✦Accessibility & Compliance
LIVE08
Disabled State Check
Generate low-emphasis disabled candidates.
✦Accessibility & Compliance
LIVE09
Color Vision Safe Variants
Generate variants with stronger separation.
✦Accessibility & Compliance
LIVE10
Contrast Sweep
Sweep lightness and find contrast thresholds.
✦Expert Color Science
LIVE01
ΔE76 Ready Report
Report RGB/LAB and a ΔE76-ready comparison.
✦Expert Color Science
LIVE02
ΔE94 Ready Report
Report LAB values for ΔE94 workflows.
✦Expert Color Science
LIVE03
ΔE2000 Report
Use the platform CIEDE2000 engine.
✦Expert Color Science
LIVE04
OKLab Inspector
Inspect OKLab coordinates.
✦Expert Color Science
LIVE05
OKLCH Inspector
Inspect OKLCH coordinates.
✦Expert Color Science
LIVE06
XYZ Inspector
Inspect XYZ coordinates.
✦Expert Color Science
LIVE07
YIQ Inspector
Inspect YIQ coordinates.
✦Expert Color Science
LIVE08
Hue Angle Tool
Inspect hue angle.
✦Expert Color Science
LIVE09
Chroma Tool
Inspect chroma.
✦Expert Color Science
LIVE10
Neutrality Detector
Estimate neutrality from chroma.
✦Expert Color Science
LIVE11
Warm/Cool Index
Estimate warm/cool tendency.
✦Expert Color Science
LIVE12
Gamut Risk Indicator
Estimate saturation/gamut risk heuristically.
✦Advanced Mixing & Blending
LIVE01
RGB 50/50 Mixer
Mix two colors in RGB.
✦Advanced Mixing & Blending
LIVE02
RGB 25/75 Mixer
Mix with 25/75 weighting.
✦Advanced Mixing & Blending
LIVE03
HSL-Style Mixer
Blend through HSL interpolation.
✦Advanced Mixing & Blending
LIVE04
LAB-Style Mixer
Blend through perceptual-style interpolation.
✦Advanced Mixing & Blending
LIVE05
OKLab-Style Mixer
Blend through perceptual-style interpolation.
✦Advanced Mixing & Blending
LIVE06
Complement Blend
Mix color with its complement.
✦Advanced Mixing & Blending
LIVE07
Neutral Blend
Mix with neutral gray.
✦Advanced Mixing & Blending
LIVE08
White Blend
Blend with white.
✦Advanced Mixing & Blending
LIVE09
Black Blend
Blend with black.
✦Advanced Mixing & Blending
LIVE10
Alpha Composite
Composite foreground over background.
✦UI & Design System Engineering
LIVE01
50–950 Scale Builder
Generate a UI scale.
✦UI & Design System Engineering
LIVE02
Semantic Role Builder
Build primary, surface, text and border roles.
✦UI & Design System Engineering
LIVE03
Hover State Builder
Generate hover state.
✦UI & Design System Engineering
LIVE04
Active State Builder
Generate active state.
✦UI & Design System Engineering
LIVE05
Pressed State Builder
Generate pressed state.
✦UI & Design System Engineering
LIVE06
Focus State Builder
Generate focus state.
✦UI & Design System Engineering
LIVE07
Disabled State Builder
Generate disabled state.
✦UI & Design System Engineering
LIVE08
Selected State Builder
Generate selected state.
✦UI & Design System Engineering
LIVE09
Success State Builder
Generate success companion.
✦UI & Design System Engineering
LIVE10
Warning State Builder
Generate warning companion.
✦UI & Design System Engineering
LIVE11
Error State Builder
Generate error companion.
✦UI & Design System Engineering
LIVE12
Info State Builder
Generate info companion.
✦Data Visualization Palettes
LIVE01
Sequential 5-Step
Generate sequential palette.
✦Data Visualization Palettes
LIVE02
Sequential 9-Step
Generate sequential palette.
✦Data Visualization Palettes
LIVE03
Diverging 5-Step
Generate diverging palette.
✦Data Visualization Palettes
LIVE04
Diverging 9-Step
Generate diverging palette.
✦Data Visualization Palettes
LIVE05
Categorical 6
Generate six categorical hues.
✦Data Visualization Palettes
LIVE06
Categorical 12
Generate twelve categorical hues.
✦Data Visualization Palettes
LIVE07
Heatmap 7
Generate heatmap stops.
✦Data Visualization Palettes
LIVE08
Heatmap 11
Generate heatmap stops.
✦Data Visualization Palettes
LIVE09
Scientific Gradient
Generate scientific-style gradient.
✦Data Visualization Palettes
LIVE10
Dashboard Accent Set
Generate dashboard accents.
✦Brand & Identity Engineering
LIVE01
Primary Brand System
Build primary brand variants.
✦Brand & Identity Engineering
LIVE02
Secondary Brand System
Build secondary candidates.
✦Brand & Identity Engineering
LIVE03
Accent System
Build accent candidates.
✦Brand & Identity Engineering
LIVE04
Brand Neutrals
Build neutral companions.
✦Brand & Identity Engineering
LIVE05
Brand Backgrounds
Build branded backgrounds.
✦Brand & Identity Engineering
LIVE06
Brand Borders
Build border colors.
✦Brand & Identity Engineering
LIVE07
Brand Links
Build link colors.
✦Brand & Identity Engineering
LIVE08
Brand Buttons
Build button states.
✦Brand & Identity Engineering
LIVE09
Brand Gradient Set
Build brand gradients.
✦Brand & Identity Engineering
LIVE10
Brand Contrast Pairs
Generate contrast-ready pairs.
✦Developer & CSS Engineering
LIVE01
CSS Variable
Generate CSS variable.
✦Developer & CSS Engineering
LIVE02
SCSS Variable
Generate SCSS variable.
✦Developer & CSS Engineering
LIVE03
Tailwind Token
Generate Tailwind token.
✦Developer & CSS Engineering
LIVE04
Design Token JSON
Generate design-token JSON.
✦Developer & CSS Engineering
LIVE05
CSS color-mix()
Generate color-mix expression.
✦Developer & CSS Engineering
LIVE06
CSS Relative Color
Generate relative-color expression.
✦Developer & CSS Engineering
LIVE07
RGBA Serializer
Generate rgba() value.
✦Developer & CSS Engineering
LIVE08
HSL CSS Serializer
Generate hsl() value.
✦Developer & CSS Engineering
LIVE09
OKLCH CSS Serializer
Generate oklch() value.
✦Developer & CSS Engineering
LIVE10
SVG Fill/Stroke Snippet
Generate SVG fill/stroke snippet.
✦Gradient & Composition
LIVE01
Linear Gradient 2-Stop
Build two-stop linear gradient.
✦Gradient & Composition
LIVE02
Linear Gradient 3-Stop
Build three-stop linear gradient.
✦Gradient & Composition
LIVE03
Linear Gradient 5-Stop
Build five-stop gradient.
✦Gradient & Composition
LIVE04
Radial Gradient
Build radial gradient.
✦Gradient & Composition
LIVE05
Conic Gradient
Build conic gradient.
✦Gradient & Composition
LIVE06
Brand Gradient
Build brand-aligned gradient.
✦Gradient & Composition
LIVE07
Duotone Recipe
Build duotone recipe.
✦Gradient & Composition
LIVE08
Overlay Recipe
Build overlay recipe.
✦Gradient & Composition
LIVE09
Soft Glow Recipe
Build soft glow recipe.
✦Gradient & Composition
LIVE10
Mesh Gradient Starter
Build a multi-stop mesh-style starter.
✦Print, Prepress & Production
LIVE01
CMYK Coverage
Estimate CMYK ink coverage.
✦Print, Prepress & Production
LIVE02
Rich Black Planner
Generate rich-black starting points.
✦Print, Prepress & Production
LIVE03
Pure Black Planner
Generate pure black starting point.
✦Print, Prepress & Production
LIVE04
Grayscale Print Check
Check grayscale suitability.
✦Print, Prepress & Production
LIVE05
Light Ink Risk
Flag very light colors.
✦Print, Prepress & Production
LIVE06
Saturation Risk
Flag highly saturated colors.
✦Print, Prepress & Production
LIVE07
Near Black Check
Inspect near-black behavior.
✦Print, Prepress & Production
LIVE08
Web-to-Print Check
Run web-to-print checks.
✦Print, Prepress & Production
LIVE09
Spot Color Planning
Create spot-color planning values.
✦Print, Prepress & Production
LIVE10
Production QA Summary
Summarize practical production risks.
✦Color Management & Quality Control
LIVE01
Color Normalization Audit
Normalize a source color and establish a clean canonical representation.
✦Color Management & Quality Control
LIVE02
CSS Value Audit
Inspect a color and prepare a consistent CSS representation.
✦Color Management & Quality Control
LIVE03
Token Value Audit
Generate a normalized design-token representation.
✦Color Management & Quality Control
LIVE04
SCSS Value Audit
Generate a consistent SCSS variable representation.
✦Color Management & Quality Control
LIVE05
Tailwind Value Audit
Generate a Tailwind-ready color entry.
✦Color Management & Quality Control
LIVE06
Alpha Value Audit
Inspect and generate an explicit alpha representation.
✦Color Management & Quality Control
LIVE07
RGBA Value Audit
Generate a browser-ready RGBA representation.
✦Color Management & Quality Control
LIVE08
SVG Value Audit
Generate SVG fill and stroke values.
✦Theme & Mode Engineering
LIVE01
Light Theme Core
Generate a light-theme semantic role set.
✦Theme & Mode Engineering
LIVE02
Dark Theme Core
Generate a dark-theme semantic role set.
✦Theme & Mode Engineering
LIVE03
Surface Scale Builder
Generate layered surface candidates.
✦Theme & Mode Engineering
LIVE04
Text Hierarchy Builder
Explore readable text candidates across a theme.
✦Theme & Mode Engineering
LIVE05
Border Hierarchy Builder
Generate border and divider candidates.
✦Theme & Mode Engineering
LIVE06
Link Theme Builder
Generate theme-aware link candidates.
✦Theme & Mode Engineering
LIVE07
Button Theme Builder
Generate primary button candidates.
✦Theme & Mode Engineering
LIVE08
Theme State Matrix
Generate a compact semantic theme state family.
✦Palette Analysis & Optimization
LIVE01
Palette Contrast Audit
Inspect practical foreground/background contrast.
✦Palette Analysis & Optimization
LIVE02
Palette Separation Audit
Inspect hue, saturation and lightness separation.
✦Palette Analysis & Optimization
LIVE03
Palette Neutrality Audit
Estimate neutrality and chroma behavior.
✦Palette Analysis & Optimization
LIVE04
Palette Temperature Audit
Estimate warm/cool tendencies.
✦Palette Analysis & Optimization
LIVE05
Palette Gamut Audit
Estimate saturation and gamut risk.
✦Palette Analysis & Optimization
LIVE06
Palette Lightness Audit
Inspect relative luminance.
✦Palette Analysis & Optimization
LIVE07
Palette Softener
Create lower-chroma companion variants.
✦Palette Analysis & Optimization
LIVE08
Palette Vividifier
Create higher-chroma companion variants.
✦Web & CSS Color Engineering
LIVE01
Modern CSS Color Builder
Build a clean CSS color declaration.
✦Web & CSS Color Engineering
LIVE02
CSS Variable System
Generate reusable custom-property values.
✦Web & CSS Color Engineering
LIVE03
Relative Color Builder
Generate CSS relative-color syntax.
✦Web & CSS Color Engineering
LIVE04
Color-Mix Builder
Generate CSS color-mix expressions.
✦Web & CSS Color Engineering
LIVE05
OKLCH CSS Builder
Generate an OKLCH CSS representation.
✦Web & CSS Color Engineering
LIVE06
HSL CSS Builder
Generate modern HSL syntax.
✦Web & CSS Color Engineering
LIVE07
RGBA CSS Builder
Generate RGBA CSS syntax.
✦Web & CSS Color Engineering
LIVE08
SVG Color Builder
Generate SVG-ready color attributes.
✦Advanced Gradient Engineering
LIVE01
Linear Brand Gradient
Generate a brand-aligned gradient.
✦Advanced Gradient Engineering
LIVE02
Three-Stop Gradient
Generate a controlled three-stop gradient.
✦Advanced Gradient Engineering
LIVE03
Five-Stop Gradient
Generate a five-stop transition.
✦Advanced Gradient Engineering
LIVE04
Radial Gradient Builder
Generate a radial gradient.
✦Advanced Gradient Engineering
LIVE05
Conic Gradient Builder
Generate a conic gradient.
✦Advanced Gradient Engineering
LIVE06
Duotone Builder
Generate a two-color treatment.
✦Advanced Gradient Engineering
LIVE07
Overlay Builder
Generate an overlay recipe.
✦Advanced Gradient Engineering
LIVE08
Glow Builder
Generate a color glow recipe.
✦Production QA & Risk
LIVE01
Production Color QA
Generate a production-oriented risk snapshot.
✦Production QA & Risk
LIVE02
Saturation Risk Check
Flag very high saturation colors.
✦Production QA & Risk
LIVE03
Near-Black Check
Inspect near-black behavior.
✦Production QA & Risk
LIVE04
Light-Ink Risk Check
Flag very light production colors.
✦Production QA & Risk
LIVE05
Web-to-Print Check
Generate a practical web-to-print review.
✦Production QA & Risk
LIVE06
Rich Black Check
Review rich-black starting points.
✦Production QA & Risk
LIVE07
Pure Black Check
Review pure black construction.
✦Production QA & Risk
LIVE08
Ink Coverage Check
Estimate average CMY coverage.
✦Color Forensics & Governance
LIVE01
Color Canonicalizer
Normalize a source color into a canonical HEX representation.
✦Color Forensics & Governance
LIVE02
Semantic Color Role Mapper
Map a base color into semantic UI roles.
✦Color Forensics & Governance
LIVE03
Surface Ladder
Generate layered interface surface candidates.
✦Color Forensics & Governance
LIVE04
Border Ladder
Generate border and divider candidates.
✦Color Forensics & Governance
LIVE05
Interaction State Matrix
Build hover, active, focus and disabled color candidates.
✦Color Forensics & Governance
LIVE06
Token JSON Exporter
Export a normalized design token object.
✦Color Forensics & Governance
LIVE07
CSS Variable Pack
Generate reusable CSS custom properties.
✦Color Forensics & Governance
LIVE08
SCSS Variable Pack
Generate reusable SCSS variables.
✦Color Forensics & Governance
LIVE09
Tailwind Token Pack
Generate a Tailwind-ready color token.
✦Color Forensics & Governance
LIVE10
SVG Color Pack
Generate SVG fill and stroke values.
✦Color Forensics & Governance
LIVE11
Alpha & Transparency Audit
Inspect alpha-ready color representations.
✦Color Forensics & Governance
LIVE12
RGBA Production Audit
Generate explicit RGBA output.
✦Accessibility & Inclusive Color Engineering
LIVE01
WCAG AA Pair Lab
Review practical AA contrast pairs.
✦Accessibility & Inclusive Color Engineering
LIVE02
WCAG AAA Pair Lab
Review stronger AAA contrast pairs.
✦Accessibility & Inclusive Color Engineering
LIVE03
Large Text Contrast Lab
Inspect large-text contrast relationships.
✦Accessibility & Inclusive Color Engineering
LIVE04
UI Control Contrast Lab
Inspect control-oriented contrast.
✦Accessibility & Inclusive Color Engineering
LIVE05
Accessible White Target Finder
Explore candidates against white.
✦Accessibility & Inclusive Color Engineering
LIVE06
Accessible Black Target Finder
Explore candidates against black.
✦Accessibility & Inclusive Color Engineering
LIVE07
Contrast Sweep Lab
Explore lightness candidates meeting a target ratio.
✦Accessibility & Inclusive Color Engineering
LIVE08
Neutral Accessibility Set
Generate lower-chroma neutral variants.
✦Accessibility & Inclusive Color Engineering
LIVE09
Accessible Focus Ring Generator
Generate focus-state color candidates.
✦Accessibility & Inclusive Color Engineering
LIVE10
Accessible Disabled State Generator
Generate disabled-state candidates.
✦Visual Color Systems & Composition
LIVE01
Tone Scale Architect
Build a controlled tonal family.
✦Visual Color Systems & Composition
LIVE02
Tint Scale Architect
Build a systematic tint family.
✦Visual Color Systems & Composition
LIVE03
Shade Scale Architect
Build a systematic shade family.
✦Visual Color Systems & Composition
LIVE04
Pastel System Builder
Build softer pastel companions.
✦Visual Color Systems & Composition
LIVE05
Muted System Builder
Build restrained low-chroma companions.
✦Visual Color Systems & Composition
LIVE06
Chroma System Builder
Build higher-chroma companions.
✦Visual Color Systems & Composition
LIVE07
Sequential Data System
Build a sequential data palette.
✦Visual Color Systems & Composition
LIVE08
Diverging Data System
Build a diverging data palette.
✦Visual Color Systems & Composition
LIVE09
Categorical Data System
Build a categorical color system.
✦Visual Color Systems & Composition
LIVE10
Heatmap System
Build heatmap stops.
✦Visual Color Systems & Composition
LIVE11
Mesh Gradient Composer
Build a multi-stop mesh-style composition.
✦Visual Color Systems & Composition
LIVE12
Glow Composition Builder
Build a soft color glow recipe.
Advanced color tools for the complete workflow
Pritikart Color Lab brings color conversion, perceptual analysis, palette engineering, accessibility, UI state design, brand systems, developer exports, image color intelligence, gradients, data visualization and production checks into one browser-based workspace.
For designers
Build palettes, harmonies, semantic roles, gradients, brand systems and accessible combinations without switching between disconnected utilities.
For developers
Generate CSS, SCSS, Tailwind, SVG, design-token and modern color syntax from the same source color.
For accessibility teams
Evaluate contrast, text roles, UI states and color-vision considerations before production.
For production teams
Inspect CMYK-related values, saturation, lightness, black construction and practical print risk indicators.
How the Color Lab works
Are these tools live or just reference pages?
The listed workflows open an interactive workspace in the browser. The platform distinguishes browser-calculated results from database-backed Color Intelligence results.
Does the platform use the 53,785-color library?
Color Search and intelligence workflows can use the live Pritikart Color Intelligence database containing 53,785 color records.
Can I use the tools without an account?
The public color workflows are designed to work directly in the browser without requiring an account.
Can I export colors for development?
Yes. Developer-oriented workflows include CSS, CSS variables, SCSS, Tailwind, SVG, React Native, Flutter and token-oriented representations where supported.
READY TO BUILD
Launch Color Studio →Start with a color. Finish with a system.
Analyze one color, engineer a palette, test accessibility and export production-ready values.
LIVE EXPERT WORKSPACE
Color Tool
Enter a color and run the selected workflow.