Sumi palette
Lichen Atelier
Dark anchor, working middle, light release: #843200, #ba5521, #d97140, #e0875e, #ffa37a form a triadic sumi set with somewhere to stand at every lightness. Made for museum exhibition graphics with long sightlines. The darkest and lightest stops clear AA for large text.
orangesumifive-stop
#843200
#ba5521
#d97140
#e0875e
#ffa37a
The generator opens with #843200 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.