Blue Hour palette
Tawny Loft
Dark anchor, working middle, light release: #004e8a, #0b76ca, #3592e8, #59a2ec, #81bfff form a tetradic blue hour set with somewhere to stand at every lightness. Made for hotel key cards and lobby signage in one system. The darkest and lightest stops clear AA for large text.
skybluehourfive-stop
#004e8a
#0b76ca
#3592e8
#59a2ec
#81bfff
The generator opens with #004e8a as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.