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Color Supply vs Coolors: catalog facts
Color Supply	Coolors
Free Used directly in the browser; no pricing is mentioned.	Freemium Free to use with a paid plan for extra features.
Web	Web
Visual color wheel for picking combinations Previews palettes on sample shapes	Very fast palette generation with keyboard shortcuts Large community of shared palettes to browse
Little documentation on the site No accessibility or contrast checking described	Some features are locked behind a paid plan Web-based only, no offline desktop app
Web application	Web application
Closed source	Closed 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
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked September 22, 2026

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