Sumi palette
Polar Delta
Polar Delta runs #792e46 through #a4586d, #c27387, #cb8697 to #e9a2b3 in five measured steps, the tetradic structure keeping every neighbor honest. Reach for it for book covers that read at thumbnail size. The darkest and lightest stops clear AA for large text.
pinksumifive-stop
#792e46
#a4586d
#c27387
#cb8697
#e9a2b3
The generator opens with #792e46 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.