Sumi palette
Brisk Cabin
From #ac4177 ink through #c4578c, #00997b, #e373a8 to #00b995 light, Brisk Cabin is a tetradic progression that holds together at any size. Use it for hotel key cards and lobby signage in one system.
pinksumifive-stop
#ac4177
#c4578c
#00997b
#e373a8
#00b995
The generator opens with #ac4177 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.