Sumi palette
Lichen Marsh
Five sumi stops with room to breathe — #c65f73 grounds, #3c89d0 and #6a9435 do the talking, #e57b8e softens, #85b052 lifts. The tetradic bones keep it coherent across museum exhibition graphics with long sightlines.
redsumifive-stop
#c65f73
#3c89d0
#6a9435
#e57b8e
#85b052
The generator opens with #c65f73 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.