Blue Hour palette
Olive Mill
From #004a90 ink through #1772cf, #3a8eee, #5a9ff1 to #85bcff light, Olive Mill is a monochromatic progression that holds together at any size. Use it for hotel key cards and lobby signage in one system. The darkest and lightest stops clear AA for large text.
skybluehourfive-stop
#004a90
#1772cf
#3a8eee
#5a9ff1
#85bcff
The generator opens with #004a90 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.