Sumi palette
River Loft
Five sumi stops with room to breathe — #9e0f00 grounds, #d4402d and #f45f49 do the talking, #fa7b66 softens, #ffa999 lifts. The analogous bones keep it coherent across bakery boxes stamped with a single ink color. The darkest and lightest stops clear AA as a text pair.
redsumifive-stophigh-contrast
#9e0f00
#d4402d
#f45f49
#fa7b66
#ffa999
The generator opens with #9e0f00 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.