Sumi palette
Lantern Archive
Five sumi stops with room to breathe — #d05f2e grounds, #3188df and #009996 do the talking, #ef7b4c softens, #00b8b4 lifts. The split-complementary bones keep it coherent across national-park posters with layered mountain silhouettes.
orangesumifive-stop
#d05f2e
#3188df
#009996
#ef7b4c
#00b8b4
The generator opens with #d05f2e as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.