Sumi palette
Oat Brook
From #6d2503 ink through #974f33, #b4694d, #bd7c64 to #db987f light, Oat Brook is a analogous 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 as a text pair.
orangesumifive-stophigh-contrast
#6d2503
#974f33
#b4694d
#bd7c64
#db987f
The generator opens with #6d2503 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.