Sumi palette
Prairie Canyon
Dark anchor, working middle, light release: #9c1632, #b43245, #00787a, #d3505e, #009698 form a tetradic sumi set with somewhere to stand at every lightness. Made for farmers-market stalls seen from across the parking lot.
redsumifive-stop
#9c1632
#b43245
#00787a
#d3505e
#009698
The generator opens with #9c1632 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.