Sumi palette
Halcyon Oasis
Dark anchor, working middle, light release: #9c4f67, #8e5387, #9f5244, #b96981, #aa6da2 form a complementary sumi set with somewhere to stand at every lightness. Made for museum exhibition graphics with long sightlines.
redsumifive-stop
#9c4f67
#8e5387
#9f5244
#b96981
#aa6da2
The generator opens with #9c4f67 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.