Sumi palette
Rosewood Manor
Five sumi stops with room to breathe — #9459a6 grounds, #b15925 and #0081a7 do the talking, #4b8634 softens, #cf7442 lifts. The monochromatic bones keep it coherent across event posters that compete with a wall of other posters.
greensumifive-stop
#9459a6
#b15925
#0081a7
#4b8634
#cf7442
The generator opens with #9459a6 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.