Blue Hour palette
Distant Bazaar
Dark anchor, working middle, light release: #005ea3, #0287e6, #42a4ff, #69b4ff, #a4d0ff form a tetradic 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.
skybluehourfive-stop
#005ea3
#0287e6
#42a4ff
#69b4ff
#a4d0ff
The generator opens with #005ea3 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.