Blue Hour palette
Sleepy Ridge
From #5f55b8 ink through #1766ba, #007290, #3782d8 to #008eb3 light, Sleepy Ridge is a tetradic progression that holds together at any size. Use it for newsletters where the header, links, and footers share one voice.
bluebluehourfive-stop
#5f55b8
#1766ba
#007290
#3782d8
#008eb3
The generator opens with #5f55b8 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.