Sumi palette
Dusty Beacon
Five sumi stops with room to breathe — #7d1c00 grounds, #b73b1b and #d65839 do the talking, #dd7157 softens, #fc8d72 lifts. The complementary bones keep it coherent across event posters that compete with a wall of other posters. The darkest and lightest stops clear AA as a text pair.
redsumifive-stophigh-contrast
#7d1c00
#b73b1b
#d65839
#dd7157
#fc8d72
The generator opens with #7d1c00 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.