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

• 7.2
  Colorfle

  Mix three colors to match the target shade
  Play
• 7.2
  Dialed Color

  Recreate briefly shown colors from memory
  Play
• 7.1
  Hexcodle

  Guess a colour's six-digit hex code
  Play
• 6.9
  The Daily Hue

  Match a hidden colour from a featured artwork
  Play
• 6.8
  Flag Fill

  Pick the missing colour of a national flag
  Play
• 6.8
  Close Hue

  Pick the shade that matches a color name
  Play
• 6.6
  Dialed Color-Toon

  Fix the wrong color on a cartoon or logo
  Play
• 6.5
  ColorGuesser

  Place color names on a color wheel
  Play