Blue Hour palette
Frosted Marsh
From #00487c ink through #2c70ad, #488bca, #639bd1 to #7fb7ef light, Frosted Marsh is a triadic progression that holds together at any size. Use it for newsletters where the header, links, and footers share one voice. The darkest and lightest stops clear AA for large text.
skybluehourfive-stop
#00487c
#2c70ad
#488bca
#639bd1
#7fb7ef
The generator opens with #00487c as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.