Sumi palette
Grape Atelier
Dark anchor, working middle, light release: #8f3353, #a64867, #007e70, #c46381, #009c8c form a triadic sumi set with somewhere to stand at every lightness. Made for bakery boxes stamped with a single ink color.
pinksumifive-stop
#8f3353
#a64867
#007e70
#c46381
#009c8c
The generator opens with #8f3353 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.