Sumi palette
Icy Library
From #99230a ink through #b13b24, #007688, #d05840 to #0093a9 light, Icy Library is a split-complementary progression that holds together at any size. Use it for newsletters where the header, links, and footers share one voice.
redsumifive-stop
#99230a
#b13b24
#007688
#d05840
#0093a9
The generator opens with #99230a as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.