Sumi palette
Rustic Junction
Dark anchor, working middle, light release: #843a3d, #9a4e50, #00777c, #b76869, #0c949a form a tetradic sumi set with somewhere to stand at every lightness. Made for bakery boxes stamped with a single ink color.
redsumifive-stop
#843a3d
#9a4e50
#00777c
#b76869
#0c949a
The generator opens with #843a3d as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.