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Color

Match hue, saturation and complementary colours against a target, one exercise at a time, scored out of a hundred.

Opens in a new tab. We do not control this site and it may have changed since we catalogued it.

How to get the most from it

Color sits in Design Challenges under Make, filed as coffee break.

  • Set aside five to fifteen minutes and give it your proper attention.
  • Use a laptop or desktop computer — we file it as desktop only.
  • It works with the sound off, so it is fine on a train or in a quiet office.
  • No account needed — you can start without signing up.
  • Go in expecting something brainy, competitive and beautiful.

About this category: Kerning trials, alignment tests, colour matching and spot-the-difference for interface designers. Humbling in a useful way.

Good for

  • Filling a coffee break properly
  • Giving your brain a workout
  • Chasing a better score
  • Looking at something lovely
  • A quiet break at your desk
  • Trying it with zero commitment

Color: quick answers

Is Color free?

Yes. Color is free to use and needs no account.

Do I need an account to use Color?

No. You can use Color without signing up for anything.

Does Color work on a phone?

Not well. We file Color as desktop only, so open it on a laptop or desktop computer.

Is Color safe for work?

Yes, we file it as safe for work. It also works muted.

How long does Color take?

We file it as "Coffee break": Five to fifteen minutes of proper attention.

More in Design Challenges

All 14 in Design Challenges

Same mood: brainy

All brainy sites
  • Palette generator trained on photographs and films, so the colours it suggests look like they came from somewhere real.

  • Petabytes of crawled web pages released free for anyone to analyse. Most of the language models you have used started here.

    • 1 hr+
    • Desktop
  • Interactive models of what complexity science likes best — epidemics, flocking, synchronisation, forest fires.

    • 1 hr+
    • Desktop
  • Sixteen words, four hidden groups, four mistakes allowed. The traps are the entire point and they are very carefully set.

Keep exploring

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