Storm palette
Hushed Atelier
From #004f5e ink through #007a90, #3295ac, #57a3b6 to #73c0d3 light, Hushed Atelier is a analogous progression that holds together at any size. Use it for book covers that read at thumbnail size. The darkest and lightest stops clear AA for large text.
cyanstormfive-stop
#004f5e
#007a90
#3295ac
#57a3b6
#73c0d3
The generator opens with #004f5e as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.