Blue Hour palette
Opal Cove
From #0f518c ink through #417ab6, #5c96d3, #74a5da to #90c2f9 light, Opal Cove is a split-complementary progression that holds together at any size. Use it for farmers-market stalls seen from across the parking lot. The darkest and lightest stops clear AA for large text.
skybluehourfive-stop
#0f518c
#417ab6
#5c96d3
#74a5da
#90c2f9
The generator opens with #0f518c as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.