Sumi palette
Indigo Lighthouse
Indigo Lighthouse runs #bc4560 through #d45b74, #009e97, #f4778f to #00bdb5 in five measured steps, the tetradic structure keeping every neighbor honest. Reach for it for museum exhibition graphics with long sightlines.
redsumifive-stop
#bc4560
#d45b74
#009e97
#f4778f
#00bdb5
The generator opens with #bc4560 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.