Sumi palette
Prairie Oasis
Dark anchor, working middle, light release: #9f4d34, #b66248, #008ba6, #d47d62, #21a8c7 form a split-complementary sumi set with somewhere to stand at every lightness. Made for farmers-market stalls seen from across the parking lot.
redsumifive-stop
#9f4d34
#b66248
#008ba6
#d47d62
#21a8c7
The generator opens with #9f4d34 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.