Blue Hour palette
Dusky Patio
From #004957 ink through #007388, #318ea4, #539cae to #6fb8cb light, Dusky Patio is a analogous progression that holds together at any size. Use it for flower-shop wraps and delivery van livery together. The darkest and lightest stops clear AA for large text.
cyanbluehourfive-stop
#004957
#007388
#318ea4
#539cae
#6fb8cb
The generator opens with #004957 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.