Sumi palette
Teal Delta
Dark anchor, working middle, light release: #9f1238, #cd4c60, #ed697a, #f3828e, #ffabb2 form a tetradic sumi set with somewhere to stand at every lightness. Made for bike-shop liveries that survive mud and sun. The darkest and lightest stops clear AA for large text.
redsumifive-stop
#9f1238
#cd4c60
#ed697a
#f3828e
#ffabb2
The generator opens with #9f1238 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.