Sumi palette
Cozy Delta
From #b00c63 ink through #de4e8c, #fe6ca8, #ff8cb7 to #ffbed3 light, Cozy Delta is a triadic progression that holds together at any size. Use it for book covers that read at thumbnail size. The darkest and lightest stops clear AA for large text.
pinksumifive-stop
#b00c63
#de4e8c
#fe6ca8
#ff8cb7
#ffbed3
The generator opens with #b00c63 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.