Odd Hue · Colour Vision Test Game
Odd Hue is a colour vision test game: one tile in the grid is a slightly different shade. Find it before the timer runs out — the grid grows up to 8×8 and the difference gets subtler every level.
How to play Odd Hue
- Look for the tile with a slightly different shade.
- Tap it before the timer runs out.
- A wrong tap ends the game.
Controls
Tap / click the odd tile.
Tips & tricks
- Look at the whole grid, not tile by tile.
- Tilt your screen slightly to spot differences.
Odd Hue is free to play online in your browser on phone, tablet and computer — no download, no sign-up. Your best score and trophies are saved automatically.