Blue Hour palette
Lilac Pavilion
Dark anchor, working middle, light release: #005671, #0081a8, #349dc5, #5aabcd, #77c8eb form a tetradic blue hour set with somewhere to stand at every lightness. Made for museum exhibition graphics with long sightlines. The darkest and lightest stops clear AA for large text.
cyanbluehourfive-stop
#005671
#0081a8
#349dc5
#5aabcd
#77c8eb
The generator opens with #005671 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.