Frost palette
Plum Brook
Plum Brook runs #00505c through #007b8d, #3396a9, #57a4b4 to #73c0d0 in five measured steps, the monochromatic 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.
cyanfrostfive-stop
#00505c
#007b8d
#3396a9
#57a4b4
#73c0d0
The generator opens with #00505c as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.