Sumi palette
Amber Square
Five stops tuned to sit together without fighting — #903350 ink anchors the set, #009c8f opens it up, and #a74863, #007e73, #c5637d cross the middle in a split-complementary arrangement. Amber Square suits bike-shop liveries that survive mud and sun.
pinksumifive-stop
#903350
#a74863
#007e73
#c5637d
#009c8f
The generator opens with #903350 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.