Sumi palette
Fawn Cove
Five sumi stops with room to breathe — #930a2b grounds, #c04653 and #df626d do the talking, #e67b81 softens, #ff9ca0 lifts. The monochromatic bones keep it coherent across national-park posters with layered mountain silhouettes. The darkest and lightest stops clear AA as a text pair.
redsumifive-stophigh-contrast
#930a2b
#c04653
#df626d
#e67b81
#ff9ca0
The generator opens with #930a2b as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.