Sumi palette
Olive Junction
From #b22b00 ink through #e15e3e, #ff7d5d, #ff997f to #ffc6b7 light, Olive Junction is a complementary progression that holds together at any size. Use it for event posters that compete with a wall of other posters. The darkest and lightest stops clear AA for large text.
redsumifive-stop
#b22b00
#e15e3e
#ff7d5d
#ff997f
#ffc6b7
The generator opens with #b22b00 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.