Sumi palette
Stone Estuary
Five sumi stops with room to breathe — #9c462c grounds, #c87258 and #e68e73 do the talking, #efa28b softens, #ffc6b4 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
#9c462c
#c87258
#e68e73
#efa28b
#ffc6b4
The generator opens with #9c462c as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.