Sumi palette
Walnut Fen
Dark anchor, working middle, light release: #812e01, #ac5937, #ca7452, #d3886b, #f1a486 form a split-complementary sumi set with somewhere to stand at every lightness. Made for hotel key cards and lobby signage in one system. The darkest and lightest stops clear AA for large text.
orangesumifive-stop
#812e01
#ac5937
#ca7452
#d3886b
#f1a486
The generator opens with #812e01 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.