Sumi palette
Barefoot Dune
Dark anchor, working middle, light release: #a3563e, #3473aa, #008079, #c17158, #0a9e95 form a triadic sumi set with somewhere to stand at every lightness. Made for hotel key cards and lobby signage in one system.
skysumifive-stop
#a3563e
#3473aa
#008079
#c17158
#0a9e95
The generator opens with #a3563e as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.