Sumi palette
Morning Bluff
Dark anchor, working middle, light release: #781200, #a5422f, #c35d49, #cb7361, #ea8f7c form a split-complementary sumi set with somewhere to stand at every lightness. Made for dashboards where status colors must survive color-vision differences. The darkest and lightest stops clear AA as a text pair.
redsumifive-stophigh-contrast
#781200
#a5422f
#c35d49
#cb7361
#ea8f7c
The generator opens with #781200 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.