Train your sense of color in minutes a day.
See a color, pick the matching hex code, and improve one round at a time.
Short rounds. One color, two choices. You decide fast, see results instantly. Mistakes included — that's how you improve.
Six ways to challenge your eye: Core, Reverse, Hexagonal, Blitz, Practice, RGB Slider. Each mode trains a different skill.
See what actually improves: accuracy, reaction time, streaks. Your color sense, over time.
Compete weekly. Climb leaderboards. Unlock achievements as you go.
No ads. No tracking. No account. Your data stays on your device.
Your progress, everywhere. Private, automatic sync via iCloud. No setup needed.