Sumi palette
Maple Prairie
Five sumi stops with room to breathe — #a70032 grounds, #d94258 and #f96172 do the talking, #ff7d88 softens, #ffafb2 lifts. The split-complementary bones keep it coherent across national-park posters with layered mountain silhouettes. The darkest and lightest stops clear AA for large text.
redsumifive-stop
#a70032
#d94258
#f96172
#ff7d88
#ffafb2
The generator opens with #a70032 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.