Sumi palette
Oat Loft
Dark anchor, working middle, light release: #c1502e, #007dcc, #008b82, #e06c4a, #00aa9f form a analogous sumi set with somewhere to stand at every lightness. Made for farmers-market stalls seen from across the parking lot.
redsumifive-stop
#c1502e
#007dcc
#008b82
#e06c4a
#00aa9f
The generator opens with #c1502e as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.