Sumi palette
Seafoam Lighthouse
Seafoam Lighthouse runs #a82345 through #d6576e, #f67389, #fd8c9c to #ffbbc2 in five measured steps, the tetradic structure keeping every neighbor honest. Reach for it for dashboards where status colors must survive color-vision differences. The darkest and lightest stops clear AA for large text.
redsumifive-stop
#a82345
#d6576e
#f67389
#fd8c9c
#ffbbc2
The generator opens with #a82345 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.