Sumi palette
Stone Reef
Dark anchor, working middle, light release: #ba130e, #e85344, #ff7a69, #ff9788, #ffc4bb form a triadic sumi set with somewhere to stand at every lightness. Made for yoga studio schedules pinned to a corkboard. The darkest and lightest stops clear AA for large text.
redsumifive-stop
#ba130e
#e85344
#ff7a69
#ff9788
#ffc4bb
The generator opens with #ba130e as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.