Sumi palette
Windy Chapel
From #7b000d ink through #b62428, #d64543, #dc625c to #fc7f76 light, Windy Chapel is a tetradic progression that holds together at any size. Use it for book covers that read at thumbnail size. The darkest and lightest stops clear AA as a text pair.
redsumifive-stophigh-contrast
#7b000d
#b62428
#d64543
#dc625c
#fc7f76
The generator opens with #7b000d as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.