Sumi palette
Lunar Prairie
From #a24428 ink through #ce7055, #ed8c70, #f5a188 to #ffc7b7 light, Lunar Prairie is a split-complementary progression that holds together at any size. Use it for bike-shop liveries that survive mud and sun. The darkest and lightest stops clear AA for large text.
redsumifive-stop
#a24428
#ce7055
#ed8c70
#f5a188
#ffc7b7
The generator opens with #a24428 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.