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Paletton vs Coolors: catalog facts
Paletton	Coolors
Free No paid tier; the site states advertising is its only profit and asks for donations.	Freemium Free to use with a paid plan for extra features.
Web	Web
Color models from monochromatic to triad and tetrad, with or without complement, plus a free-style mode Vision simulation filter for several forms of color blindness, gamma, desaturation and grayscale	Very fast palette generation with keyboard shortcuts Large community of shared palettes to browse
Requires JavaScript in the browser; no installable app Ad-supported; the site asks visitors not to use ad blockers	Some features are locked behind a paid plan Web-based only, no offline desktop app
Web application, Hosted service	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 20, 2026	Official website Full listing and sources Checked September 22, 2026

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