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Only 1 color per line

Every line and column in the grid must hold each colour just once, in the manner of a number-free sudoku. You read the layout, work out which shade fits where, and place it with a tap or click. It runs in the browser on a phone held upright or on a desktop, with no installation needed.

Only 1 color per line — play free online

About this game

Only 1 color per line : can you fill in the grid ? The concept is super simple, it a bit like a sudoku game: you must fill the grid but you can only place the same color only once on every line. Are you smart enough to play this color game ?

How to play

You need to analyse properly and put only one of the same color per line

Questions people ask

Can I play Only 1 color per line online for free?
Yes. Open Only 1 color per line in this browser and press Play. There is no download or account required.
Do I need to install Only 1 color per line?
No. The game runs inside the browser page, so there is nothing to install.
Does Only 1 color per line work on mobile?
This game does not list touch controls. For the best experience, use a keyboard and mouse.