Sumi palette
Indigo Shrine
From #8749a2 ink through #aa4400, #007392, #3f7904 to #c8602b light, Indigo Shrine is a split-complementary progression that holds together at any size. Use it for event posters that compete with a wall of other posters.
violetsumifive-stop
#8749a2
#aa4400
#007392
#3f7904
#c8602b
The generator opens with #8749a2 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.