Blue Hour palette
Indigo Cove
From #005aa5 ink through #956100, #116ec3, #b87800 to #368ae1 light, Indigo Cove is a tetradic progression that holds together at any size. Use it for hotel key cards and lobby signage in one system.
skybluehourfive-stop
#005aa5
#956100
#116ec3
#b87800
#368ae1
The generator opens with #005aa5 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.