Sumi palette
Yuzu Reef
From #7b0024 ink through #b42843, #d4485c, #da6470 to #fa808b light, Yuzu Reef is a tetradic progression that holds together at any size. Use it for indie game interfaces with a strong day-night rhythm. The darkest and lightest stops clear AA as a text pair.
redsumifive-stophigh-contrast
#7b0024
#b42843
#d4485c
#da6470
#fa808b
The generator opens with #7b0024 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.