Sumi palette
Leaden Reef
Leaden Reef runs #8f1c00 through #bc4e37, #db6a52, #e2816b to #ff9e89 in five measured steps, the tetradic structure keeping every neighbor honest. Reach for it for packaging that photographs well under harsh retail light. The darkest and lightest stops clear AA as a text pair.
redsumifive-stophigh-contrast
#8f1c00
#bc4e37
#db6a52
#e2816b
#ff9e89
The generator opens with #8f1c00 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.