Sumi palette
Leaden Cellar
Dark anchor, working middle, light release: #7e0131, #aa3d57, #c95971, #d17082, #ef8c9d form a tetradic sumi set with somewhere to stand at every lightness. Made for indie game interfaces with a strong day-night rhythm. The darkest and lightest stops clear AA as a text pair.
redsumifive-stophigh-contrast
#7e0131
#aa3d57
#c95971
#d17082
#ef8c9d
The generator opens with #7e0131 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.