Sumi palette
Crimson Shrine
Five stops tuned to sit together without fighting — #a91100 ink anchors the set, #0099ad opens it up, and #c32e1c, #007c8c, #e34e3a cross the middle in a triadic arrangement. Crimson Shrine suits event posters that compete with a wall of other posters.
redsumifive-stop
#a91100
#c32e1c
#007c8c
#e34e3a
#0099ad
The generator opens with #a91100 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.