Sumi palette
Restful Cove
Dark anchor, working middle, light release: #911838, #a9324b, #007371, #c84f64, #00908e form a tetradic sumi set with somewhere to stand at every lightness. Made for newsletters where the header, links, and footers share one voice.
redsumifive-stop
#911838
#a9324b
#007371
#c84f64
#00908e
The generator opens with #911838 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.