Sumi palette
Oaken Heath
Five sumi stops with room to breathe — #8c0001 grounds, #bd3b2f and #dd594a do the talking, #e37263 softens, #ff9182 lifts. The monochromatic bones keep it coherent across indie game interfaces with a strong day-night rhythm. The darkest and lightest stops clear AA as a text pair.
redsumifive-stophigh-contrast
#8c0001
#bd3b2f
#dd594a
#e37263
#ff9182
The generator opens with #8c0001 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.