Blue Hour palette
Drowsy Cove
From #005a8c ink through #0084ca, #35a0e8, #5db0ed to #8accff light, Drowsy Cove is a triadic 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.
skybluehourfive-stop
#005a8c
#0084ca
#35a0e8
#5db0ed
#8accff
The generator opens with #005a8c as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.