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Happy Hues vs Coolors: catalog facts
Happy Hues	Coolors
Best for: Curated color palettes shown applied live to an example website UI	Best for: Fast color palette generator for browsing and tweaking combinations
Free Free web tool.	Free + paid options Free to use with a paid plan for extra features.
Web	Web
Shows palettes in real UI context instead of flat swatches Free to use with no signup	Very fast palette generation with keyboard shortcuts Large community of shared palettes to browse
Limited to the curated set of palettes provided Web-based only, no downloadable app	Some features are locked behind a paid plan Web-based only, no offline desktop app
Web application	Web application
Not open source	Not 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
Official website Full listing and sources Sources for Happy Hues happyhues.co Catalog checked September 22, 2026	Official website Full listing and sources Sources for Coolors coolors.co Catalog checked September 22, 2026

“Not stated” means we have not confirmed it. Features can vary by device and plan.