Blue Hour palette
Maple Bluff
Dark anchor, working middle, light release: #6f6dd1, #297ed1, #0089a9, #489af0, #00a7cd form a tetradic blue hour set with somewhere to stand at every lightness. Made for museum exhibition graphics with long sightlines.
bluebluehourfive-stop
#6f6dd1
#297ed1
#0089a9
#489af0
#00a7cd
The generator opens with #6f6dd1 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.