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Color Designer vs uiGradients: catalog facts
Color Designer	uiGradients
Best for: Designers who want several palette and color tools in one website	Best for: Web designers who want a ready-made CSS gradient
Free + paid options Free with ads; Pro removes ads and adds features, with a 14-day trial.	Free Free to browse and copy gradients.
Web	Web
Many color tools in one place Palette extraction from images All 3 strengths for Color Designer Many color tools in one place Palette extraction from images Contrast checker and color code converter	Ready-to-use CSS for every gradient Community-contributed collection to browse All 3 strengths for uiGradients Ready-to-use CSS for every gradient Community-contributed collection to browse Nothing to install
Ads on the free tier Saving unlimited palettes needs Pro	A gallery of fixed gradients rather than a gradient editor Little information on the site about how often new gradients are added
Web application	Web application
Not open source	Not open source
License: Proprietary	License not stated
No account 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 Color Designer colordesigner.io Catalog checked September 23, 2026	Official website Full listing and sources Sources for uiGradients uigradients.com Catalog checked September 23, 2026

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