Blue Hour palette
Speckled Courtyard
Dark anchor, working middle, light release: #00529c, #3a7cc7, #5698e5, #70a8ea, #94c5ff 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
#00529c
#3a7cc7
#5698e5
#70a8ea
#94c5ff
The generator opens with #00529c as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.