Blue Hour palette
Leaden Kiln
From #005c89 ink through #0086c5, #36a2e3, #5db1e9 to #86cdff light, Leaden Kiln 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.
skybluehourfive-stop
#005c89
#0086c5
#36a2e3
#5db1e9
#86cdff
The generator opens with #005c89 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.