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Paletton vs Color Supply: catalog facts
Paletton	Color Supply
Free No paid tier; the site states advertising is its only profit and asks for donations.	Free Used directly in the browser; no pricing is mentioned.
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	Visual color wheel for picking combinations Previews palettes on sample shapes
Requires JavaScript in the browser; no installable app Ad-supported; the site asks visitors not to use ad blockers	Little documentation on the site No accessibility or contrast checking described
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 24, 2026

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