Sumi palette
Oyster Harbor
Five sumi stops with room to breathe — #7a1348 grounds, #a6446f and #c45f8a do the talking, #cd7598 softens, #eb91b4 lifts. The complementary bones keep it coherent across national-park posters with layered mountain silhouettes. The darkest and lightest stops clear AA as a text pair.
pinksumifive-stophigh-contrast
#7a1348
#a6446f
#c45f8a
#cd7598
#eb91b4
The generator opens with #7a1348 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.