Sumi palette
Morning Reef
From #ad093c ink through #db4c65, #fb6a7f, #ff8695 to #ffb7bd light, Morning Reef is a complementary 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.
redsumifive-stop
#ad093c
#db4c65
#fb6a7f
#ff8695
#ffb7bd
The generator opens with #ad093c as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.