Free tools - no signup needed
54 standalone color tools.
Use any of them right now. Anything you save carries over the moment you sign up.
Palette Generator
Spacebar through ideas - Coolors-style.
Image Picker
Drop a photo. Drag pins. Extract colors.
Palette Visualizer
See your palette live on cards, dashboards, websites & brand mockups.
Theme Generator
Build a complete shadcn/ui theme with light + dark token sets from one brand color.
Radix Colors
Generate the canonical Radix 12-step accent + gray scale with alpha siblings.
Color Systems Explorer
One brand color, 20 famous design systems - Tailwind, Radix, Material, Carbon, Fluent, Apple HIG, more.
OKLCH Gradient
Multi-stop gradients with perceptual interpolation - no muddy gray middle. CSS / SVG / Tailwind export.
Logo → Theme
Drop your logo. Get a full ColorTools CSS design system - brand, neutrals, light + dark.
Tailwind → The Color Tools
Paste any Tailwind component or block. Get the on-brand ColorTools CSS equivalent, instantly.
Generate
Make new palettes from scratch - by spacebar, brief, AI, or harmony rules.
Palette generator
Spacebar through ideas - Coolors-style.
Random Color
Spacebar for a color with HEX, RGB and name.
Color Mixer
Mix paint, light or ink and see the result.
Gradient maker
Linear, radial, conic, mesh - CSS export.
Advanced Gradient
Mesh points, easing curves, grain - PNG export.
Generative Gradients
Fluid, mesh and grainy gradients from your colors, up to 3840 px.
Gradient palette
OKLCH stops → N-step palette.
AI text → palette
Brief in, palette out.
AI color naming
Brandable names like 'Coast at Six.'
Tailwind generator
Generate + Tailwind config inline.
Color Scale Generator
Tints + shades from one base, every step tunable.
Rainbow Palette
Every named hue × every shade, from one master config.
Color Wheel
Pick a base, choose a harmony rule, drag arms to fine-tune.
Harmonizer
OKLCH palette grid with shared chroma + APCA contrast - UI-ready.
Discover
Browse curated palettes, gradients, and color libraries.
Explore palettes
Curated by topic, mood, color.
Trending palettes
100 hand-curated 4-colour combos.
Colorists
Painters, filmmakers, designers paired with their signature palettes.
List of colors
112 named colors, search + filter.
List of gradients
24 curated gradients, copy CSS.
Palette visualizer
See your palette on 36 templates.
From an image
Anything that takes an image in - extraction, editing, or output.
Image to palette
Drop a photo, extract the colors.
Image search → palettes
Type a word, get photos + palettes.
Image to Pantone
Identify the nearest Pantone with ΔE.
Photo editor
Filters, presets, color tone.
Image converter
PNG / JPG / WEBP + resize.
SVG recolor
Paste SVG, swap colors, download.
Collage maker
Mood-board with color tint.
Identify & match
Find what a color is or what it's closest to.
Color picker
One color, every detail.
Color name lookup
CSS / Pantone / RAL closest match.
RAL Color Chart
All 213 RAL Classic codes with HEX, plus nearest RAL for any color.
NCS finderQ3 2026
Architecture spec lookup.
Sherwin-WilliamsQ3 2026
Wall paint match.
Benjamin MooreQ3 2026
Wall paint match.
Munsell finderQ3 2026
Soil, ceramics, textiles.
Convert
Move between color spaces - web, print, brand, modern wide-gamut.
Color converter
HEX / RGB / CMYK / LAB / OKLCH.
OKLCH Color Picker & Converter
L/C/H sliders with live sRGB gamut warning.
Pantone → CMYK
Conversion with ICC profile picker.
Pantone → HEX
Most-searched conversion.
Pantone → RGB
Approximate screen color values.
HEX → Pantone
Web color → swatch book.
HEX → CMYK
Web → print bridge.
CMYK → Pantone
Print → brand match.
HEX to RGB
Web code to channel values.
RGB to HEX
Channel values to web code.
RGB to CMYK
Screen to print percentages.
CMYK to RGB
Print build to screen values.
CMYK to HEX
Print brand color to web.
HEX to HSL
Hue, saturation, lightness.
Accessibility & type
Test your palette against real users - WCAG, APCA, color blindness, type pairings.
Contrast checker
WCAG + APCA in a single view.
Color blindness sim
All four CVD types side-by-side.
Color Blind Test
12-plate screening for red-green and blue-yellow vision.
Accessibility Preview
12+ vision conditions, population stats, WCAG.
Contrast Matrix
N×N pairwise WCAG audit across your palette.
Wide-Gamut Contrast
WCAG + APCA for P3, Rec2020, OKLCH - not just sRGB hex.
Save your work. Sync across devices.
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