Blue Hour palette
Brisk Delta
Dark anchor, working middle, light release: #004f79, #0078b5, #3294d3, #57a3d9, #73bff7 form a tetradic blue hour set with somewhere to stand at every lightness. Made for bakery boxes stamped with a single ink color. The darkest and lightest stops clear AA for large text.
skybluehourfive-stop
#004f79
#0078b5
#3294d3
#57a3d9
#73bff7
The generator opens with #004f79 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.