Sumi palette
Grassy Library
Dark anchor, working middle, light release: #8f50b1, #b84911, #007d9b, #4d8200, #d76534 form a monochromatic sumi set with somewhere to stand at every lightness. Made for craft brewery cans lined up in a cooler door.
violetsumifive-stop
#8f50b1
#b84911
#007d9b
#4d8200
#d76534
The generator opens with #8f50b1 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.