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InclusiveColorsLeonardo
Free

The site lists no paid tier.

 Free

Free to use in the browser, with source published on GitHub.

Web Web
  • Precise control of every tint and shade
  • Live WCAG and APCA contrast checks between color pairs
  • Generates swatches from target contrast ratios
  • Adaptive themes make dark mode variants quick
  • Still in beta
  • Focused on UI palettes rather than general color exploration
  • Aimed at design systems work, more than a simple palette picker needs
  • Contrast-driven approach takes some learning
Web application Web application
Closed source Open source
License not stated License not stated
Not stated if an account is needed Not stated if an account is needed
Not stated if it works offline Not stated if it works offline

Checked October 1, 2026

Checked September 23, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.