On the Subject of Game of Colors

A decision is never white or black.

  • A five by five grid of colors will be displayed, each of which will be a color within the CMYK coloring system.
  • Split each channel based on its primary color and do the following for each square:
    • If a cell is on, and there are two or three neighboring cells (orthogonal and diagonal) who are also on, then the cell stays on. Otherwise it turns off.
    • If a cell is off, and there are three neighboring cells (orthogonal and diagonal) who are on, then the cell turns on. Otherwise it stays off.
  • Color the grid so that it matches the result of all three channels overlayed and submit by using the color indicator on the right.







  • Click a Read or Solution cell to select it, then press C/M/Y/B/G/R/ K/W(Space) or click the buttons to color the selected cell.
  • Right-Click a Read or Solution cell to cycle its color.
  • Click a single-color cell to toggle between occupied and empty.
  • Right-Click a single-color cell to mark it to be changed in the next iteration.
  • Colorblind mode shows the color letters in each Read or Solution cell.
  • Use the buttons below each grid to save the state, reset saves, reset the grid, or reset everything.