Chromatic Court
A color-region queen puzzle
Time 0:00Board 5 × 5Solutions —
Solution target: 1
Solution target
Click or tap cycles a cell through mark, queen, and empty. Double-click or double-tap places a queen right away. Board size and solution target apply to the next puzzle. Press New puzzle to use them.
Chromatic Court board
One queen belongs in every row, column, and color region. Queens cannot touch at a corner.
Q place a queen · X mark a cell · Backspace clear · CtrlZ undo · Enter or Space mark, queen, empty