Blue Hour palette
Vintage Alley
Vintage Alley runs #1d5f95 through #4d89bf, #68a5dd, #81b4e4 to #a0d1ff in five measured steps, the tetradic structure keeping every neighbor honest. Reach for it for book covers that read at thumbnail size. The darkest and lightest stops clear AA for large text.
skybluehourfive-stop
#1d5f95
#4d89bf
#68a5dd
#81b4e4
#a0d1ff
The generator opens with #1d5f95 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.