Sumi palette
Butter Fen
Five sumi stops with room to breathe — #a964db grounds, #e05725 and #0099b7 do the talking, #6a9b00 softens, #ff7547 lifts. The split-complementary bones keep it coherent across event posters that compete with a wall of other posters.
violetsumifive-stop
#a964db
#e05725
#0099b7
#6a9b00
#ff7547
The generator opens with #a964db as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.