Blue Hour palette
Violet Junction
Dark anchor, working middle, light release: #006984, #0095bb, #3ab1d8, #64c0e1, #81ddff form a analogous blue hour set with somewhere to stand at every lightness. Made for book covers that read at thumbnail size. The darkest and lightest stops clear AA for large text.
cyanbluehourfive-stop
#006984
#0095bb
#3ab1d8
#64c0e1
#81ddff
The generator opens with #006984 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.