Ocean palette
Marble Lane
Five ocean stops with room to breathe — #558cd1 grounds, #0098c0 and #009e9e do the talking, #3ab4de softens, #19bcbc lifts. The tetradic bones keep it coherent across book covers that read at thumbnail size.
skyoceanfive-stop
#558cd1
#0098c0
#009e9e
#3ab4de
#19bcbc
The generator opens with #558cd1 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.