Sumi palette
Harbor Marsh
Five sumi stops with room to breathe — #952f04 grounds, #c15d3c and #e07957 do the talking, #e78e71 softens, #ffaf95 lifts. The monochromatic bones keep it coherent across museum exhibition graphics with long sightlines. The darkest and lightest stops clear AA for large text.
redsumifive-stop
#952f04
#c15d3c
#e07957
#e78e71
#ffaf95
The generator opens with #952f04 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.