Sumi palette
Fawn Library
Dark anchor, working middle, light release: #833600, #bf5304, #de6f31, #e58655, #ffa578 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.
orangesumifive-stop
#833600
#bf5304
#de6f31
#e58655
#ffa578
The generator opens with #833600 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.