Sumi palette
Daybreak Bookshop
Five sumi stops with room to breathe — #ac3a21 grounds, #d96950 and #f8856b do the talking, #ff9c85 softens, #ffc9bc lifts. The monochromatic bones keep it coherent across event posters that compete with a wall of other posters. The darkest and lightest stops clear AA for large text.
redsumifive-stop
#ac3a21
#d96950
#f8856b
#ff9c85
#ffc9bc
The generator opens with #ac3a21 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.