Blue Hour palette
Perennial Cove
Dark anchor, working middle, light release: #005195, #8a5800, #0065b6, #ac6f00, #2d81d4 form a tetradic blue hour set with somewhere to stand at every lightness. Made for ceramics and home goods shot against white seamless.
skybluehourfive-stop
#005195
#8a5800
#0065b6
#ac6f00
#2d81d4
The generator opens with #005195 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.