Hex Colour Guessing Game
See a colour, pick its hex code - or the other way round. Train your designer's eye. Free, no sign-up, and your best score stays in this browser.
How to play
- In 'See colour, pick hex' mode, choose the hex code that matches the swatch. In the other mode, choose the swatch that matches the hex code.
- Hard mode shows six close shades, so read the red, green and blue pairs carefully.
- Keep answering correctly to build a streak. A wrong answer resets it.
Frequently asked questions
How do I read a hex colour code?
#RRGGBB holds three pairs: red, green and blue, each from 00 (none) to FF (full). #FF0000 is pure red; equal pairs like #777777 are greys.
Built by a developer, for fun.I build web apps, automation and AI agents. These games are small, fast and run entirely in your browser.
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