License

Use it freely.

Palette data

HEX codes, color names, and descriptive text for palettes are released under CC0 (public domain). Use them in any project, commercial or personal, without attribution. Attribution is appreciated but not required.

Code

The source code of this site is MIT licensed.

Reference imagery

Imagery on the site is sourced from Wikimedia Commons, Unsplash, and public-domain archives. Each image carries its own credit; see the Credits page.