Sumi palette
Mineral Heath
Five sumi stops with room to breathe — #994429 grounds, #c56f55 and #e38b70 do the talking, #ec9f87 softens, #ffc1ae lifts. The analogous bones keep it coherent across national-park posters with layered mountain silhouettes. The darkest and lightest stops clear AA for large text.
redsumifive-stop
#994429
#c56f55
#e38b70
#ec9f87
#ffc1ae
The generator opens with #994429 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.