Sumi palette
Polar Pagoda
Five sumi stops with room to breathe — #9f1810 grounds, #b73428 and #007786 do the talking, #d65243 softens, #0095a6 lifts. The triadic bones keep it coherent across museum exhibition graphics with long sightlines.
redsumifive-stop
#9f1810
#b73428
#007786
#d65243
#0095a6
The generator opens with #9f1810 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.