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Colour Contrast Analyser vs Contrast Finder: catalog facts
Colour Contrast Analyser	Contrast Finder
Free Free to download, with source code published on GitHub.	Free Free to use online and open source for self-hosting.
Windows, macOS	Web, Self-hosted
Screen-wide eyedropper for foreground and background Results for WCAG 2.0, 2.1 and 2.2	Suggests valid colors close to the original Choose to adjust text or background color
Windows and macOS only Checks one color pair at a time	Checks one color pair at a time Focused only on contrast, not other accessibility criteria
Downloadable app	Web application, Self-hosted
Open source	Open source
License: GPL-3.0	License: AGPL-3.0
No account needed	No account needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 24, 2026

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