Sumi palette
Oyster Outpost
Dark anchor, working middle, light release: #7d3906, #a8633b, #c57e56, #cf916f, #edad8a form a triadic 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 for large text.
orangesumifive-stop
#7d3906
#a8633b
#c57e56
#cf916f
#edad8a
The generator opens with #7d3906 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.