Sumi palette
Perennial Beacon
From #974336 ink through #c36e60, #e1897b, #ea9e90 to #ffbfb4 light, Perennial Beacon is a 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
#974336
#c36e60
#e1897b
#ea9e90
#ffbfb4
The generator opens with #974336 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.