Sumi palette
Mustard Square
Dark anchor, working middle, light release: #803755, #964b69, #007965, #b36583, #1d967f form a split-complementary sumi set with somewhere to stand at every lightness. Made for event posters that compete with a wall of other posters.
pinksumifive-stop
#803755
#964b69
#007965
#b36583
#1d967f
The generator opens with #803755 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.