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Paletton vs Atmos: catalog facts
Paletton	Atmos
Free No paid tier; the site states advertising is its only profit and asks for donations.	Freemium Free to start; an account login is offered for further use.
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	Uniform shade and scale generation Semantic status colors from a primary color
Requires JavaScript in the browser; no installable app Ad-supported; the site asks visitors not to use ad blockers	Browser only Some features may need an account
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	Needs internet
Official website Full listing and sources Checked September 20, 2026	Official website Full listing and sources Checked September 24, 2026

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