Sumi palette
Halcyon Lighthouse
Halcyon Lighthouse runs #8c0e00 through #c33926, #e35742, #e9725e to #ff9583 in five measured steps, the analogous structure keeping every neighbor honest. Reach for it for tea packaging where the flavor color does the talking. The darkest and lightest stops clear AA as a text pair.
redsumifive-stophigh-contrast
#8c0e00
#c33926
#e35742
#e9725e
#ff9583
The generator opens with #8c0e00 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.