Sumi palette
Cinder Brook
Five sumi stops with room to breathe — #7c3000 grounds, #b94c00 and #d8682d do the talking, #df7f51 softens, #fe9b6d lifts. The triadic bones keep it coherent across national-park posters with layered mountain silhouettes. The darkest and lightest stops clear AA for large text.
orangesumifive-stop
#7c3000
#b94c00
#d8682d
#df7f51
#fe9b6d
The generator opens with #7c3000 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.