Sumi palette
Vale Reef
Dark anchor, working middle, light release: #9b4b2d, #c77659, #e59274, #eea68c, #ffc9b5 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
#9b4b2d
#c77659
#e59274
#eea68c
#ffc9b5
The generator opens with #9b4b2d as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.