Sumi palette
Crisp Harbor
Dark anchor, working middle, light release: #6d1e25, #98494b, #b56364, #bf7777, #dd9292 form a analogous 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
#6d1e25
#98494b
#b56364
#bf7777
#dd9292
The generator opens with #6d1e25 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.