Blue Hour palette
Walnut Patio
Dark anchor, working middle, light release: #004478, #006bb8, #2e87d6, #5197da, #6db3f9 form a tetradic blue hour set with somewhere to stand at every lightness. Made for flower-shop wraps and delivery van livery together. The darkest and lightest stops clear AA as a text pair.
skybluehourfive-stophigh-contrast
#004478
#006bb8
#2e87d6
#5197da
#6db3f9
The generator opens with #004478 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.