Reasonable Colors

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Reasonable Colors is an open-source color system that makes it easy to build accessible, nice-looking color palettes.

Reasonable Colors specimin document, lists all of the named colors and their six hues.

Can I use this?

Yes. Reasonable Colors is open-source (the annotated source-code is available on Github) and released under the MIT license. The color specimen document is also available to download as a PDF, JPEG, and WEBP image.

Instructions on how to use the colors along with examples and more information about building accessible color palettes can be found at

Is this good work?

Reasonable Colors is free software (MIT license) and was built to provide designers and developers wtih a tool to help them build more accessible color palettes.