Sumi palette
Crocus Dock
Five sumi stops with room to breathe — #810020 grounds, #bc253d and #dc4756 do the talking, #e2646c softens, #ff8389 lifts. The tetradic 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
#810020
#bc253d
#dc4756
#e2646c
#ff8389
The generator opens with #810020 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.