Sumi palette
Brisk Oasis
From #ae2a31 ink through #dc5d5c, #fc7a77, #ff9490 to #ffc3be light, Brisk Oasis is a split-complementary progression that holds together at any size. Use it for packaging that photographs well under harsh retail light. The darkest and lightest stops clear AA for large text.
redsumifive-stop
#ae2a31
#dc5d5c
#fc7a77
#ff9490
#ffc3be
The generator opens with #ae2a31 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.