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Data Color Picker vs iWantHue: catalog facts
Data Color Picker	iWantHue
Best for: Analysts and designers choosing colors for charts and dashboards	Best for: Data scientists choosing colors for charts with many categories
Free Free web tool from Learn UI Design, which also sells design courses.	Free Free to use, with source code on GitHub.
Web	Web
Palette, single-hue and divergent modes Preview on light or dark backgrounds All 3 strengths for Data Color Picker Palette, single-hue and divergent modes Preview on light or dark backgrounds Copy HEX values or export as SVG	Produces perceptually distinct colors Colorblind-friendly option All 4 strengths for iWantHue Produces perceptually distinct colors Colorblind-friendly option Exports to JSON, CSS and JavaScript in several color spaces Can correct or complete an existing palette
Limited to eight colors per palette Focused on data visualization rather than general UI palettes	Aimed at categorical data colors, not brand or UI palettes Colorblind optimisation is slow
Web application	Web application
Not open source	Not open source
License not stated	License not stated
No account needed	No account needed
Not stated if it works offline	Needs internet
Official website Full listing and sources Sources for Data Color Picker learnui.design/tools/data-color-picker.html Catalog checked September 24, 2026	Official website Full listing and sources Sources for iWantHue medialab.github.io/iwanthue Catalog checked September 24, 2026

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