Sumi palette
Atlas Cabin
Dark anchor, working middle, light release: #a21149, #d04c71, #f0698c, #f7839d, #ffafbf 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.
pinksumifive-stop
#a21149
#d04c71
#f0698c
#f7839d
#ffafbf
The generator opens with #a21149 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.