Sumi palette
Overcast Lagoon
Dark anchor, working middle, light release: #9a0328, #b2283b, #007377, #d24854, #009195 form a analogous sumi set with somewhere to stand at every lightness. Made for bakery boxes stamped with a single ink color.
redsumifive-stop
#9a0328
#b2283b
#007377
#d24854
#009195
The generator opens with #9a0328 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.