Frost palette
Polar Bookshop
Polar Bookshop runs #00647d through #0090b3, #38acd0, #61bad9 to #7fd7f7 in five measured steps, the split-complementary 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
#00647d
#0090b3
#38acd0
#61bad9
#7fd7f7
The generator opens with #00647d as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.