SiteDesign Tools & Generators · Color
Builds custom palettes in the HSLuv color space with live WCAG and APCA contrast checks, exporting to Tailwind, CSS and Figma.
Why it’s a gem
HSLuv authoring plus both contrast algorithms in one editor; exports straight to tokens.
Searchable archive of roughly 23,000 colour palettes extracted from 3,000 painters' artworks, with a colour wheel and image analyser.
Terminal, chart, heatmap and UI palettes engineered to stay distinguishable after aggressive Redshift or Night Shift warm-screen filtering.
Archive of every solid desktop background colour shipped by classic operating systems: 194 colours across 22 platforms, 1985 to 2024.
Spacebar-driven palette generator with 10M+ browsable palettes, image colour extraction, contrast checking, gradient tools and palette mockup previews.
Generative random-color explorer with perceptual distance controls, color-blindness preview and a genuinely playful interface.
Pick colors by dragging across a hue field and instantly get monochromatic, analogic and triadic sets with lightness control.