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Coolors vs Happy Hues: catalog facts
Coolors	Happy Hues
Freemium Free to use with a paid plan for extra features.	Free Free web tool.
Web	Web
Very fast palette generation with keyboard shortcuts Large community of shared palettes to browse	Shows palettes in real UI context instead of flat swatches Free to use with no signup
Some features are locked behind a paid plan Web-based only, no offline desktop app	Limited to the curated set of palettes provided Web-based only, no downloadable 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 22, 2026	Official website Full listing and sources Checked September 22, 2026

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