Frost palette
Seafoam Shrine
Five frost stops with room to breathe — #004947 grounds, #007472 and #318f8d do the talking, #539c9a softens, #6fb8b6 lifts. The analogous bones keep it coherent across book covers that read at thumbnail size. The darkest and lightest stops clear AA as a text pair.
cyanfrostfive-stophigh-contrast
#004947
#007472
#318f8d
#539c9a
#6fb8b6
The generator opens with #004947 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.