Content rating
Everyone
10+
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Content rating
Everyone
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About this game

Challenge your visual skills by adjusting hue, saturation, and lightness!

*Recommended: Well-calibrated color display*

The purpose of the game is to learn/practice combining HSL (Hue, Saturation, and Lightness) colors in an intuitive and challenging way, training your eye for color perception.

• How to Play
Select your preferred time mode and click start. Match the target color by adjusting the three sliders (Hue, Saturation, Lightness). When you reach 95% similarity or higher, you score a point and a new target color appears. Don't let the time run out!

• Modes
◦ Very Easy Mode (120s)
Initial time of 120 seconds;
Difficulty multiplier: 1.0x

◦ Easy Mode (60s)
Initial time of 60 seconds;
Difficulty multiplier: 1.5x

◦ Medium Mode (30s)
Initial time of 30 seconds;
Difficulty multiplier: 2.0x

◦ Hard Mode (15s)
Initial time of 15 seconds;
Difficulty multiplier: 2.5x

• Leaderboard
◦ If you want to compete with other players, add your nickname at the end of the game and see how you compared to others!
Challenge your visual skills by adjusting hue, saturation, and lightness!
Updated on
Sep 15, 2026
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Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • No data shared with third parties
    Learn more about how developers declare sharing
  • No data collected
    Learn more about how developers declare collection
  • Data is encrypted in transit
  • You can request that data be deleted

What’s new

Version 1.8.71

• Color sliders and the color area now start already colored
• The score you see while playing is the one saved to the leaderboard
• Rebalanced scoring: shorter time limits are worth more, and runs with hints are worth slightly less
• Older runs were recalculated, so positions have changed
• Overall ranking no longer skips positions
• Stronger protection against fake scores
• Updated for the latest Android versions