Spectra

A colour deduction puzzle. The hidden colour's red, green and blue channels are each a digit from 0 to 9, and six guesses are allowed. After each guess every channel is marked as exact, within two or far off, together with an arrow pointing higher or lower. An unlimited mode is available after the daily puzzle.

Category

Art & Color, Logic

How you play

Match colours, Deduction

Languages

Any (no reading needed)

Daily puzzle

Yes

Unlimited mode

Yes

Website

atlas-asittley.github.io