Blue Hour palette
Frosted Prairie
Dark anchor, working middle, light release: #005979, #0084b1, #35a0ce, #5caed6, #79cbf4 form a tetradic blue hour set with somewhere to stand at every lightness. Made for packaging that photographs well under harsh retail light. The darkest and lightest stops clear AA for large text.
cyanbluehourfive-stop
#005979
#0084b1
#35a0ce
#5caed6
#79cbf4
The generator opens with #005979 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.