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Accessible Colors vs Contrast Finder: catalog facts
Accessible Colors	Contrast Finder
Free Used directly in the browser; the site mentions no pricing.	Free Free to use online and open source for self-hosting.
Web	Web, Self-hosted
Checks against both WCAG AA and AAA levels Suggests the nearest passing colors instead of only failing a pair	Suggests valid colors close to the original Choose to adjust text or background color
Based on WCAG 2.0 contrast rules Limited to text and background color pairs	Checks one color pair at a time Focused only on contrast, not other accessibility criteria
Web application	Web application, Self-hosted
Closed source	Open source
License not stated	License: AGPL-3.0
Not stated if an account is needed	No account needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked September 24, 2026

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