Sumi palette
Brazen Grove
Five sumi stops with room to breathe — #7c2100 grounds, #bc3700 and #dc552c do the talking, #e2704e softens, #ff8e6c lifts. The complementary bones keep it coherent across book covers that read at thumbnail size. The darkest and lightest stops clear AA as a text pair.
redsumifive-stophigh-contrast
#7c2100
#bc3700
#dc552c
#e2704e
#ff8e6c
The generator opens with #7c2100 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.