Blue Hour palette
Sage Atelier
From #00458f ink through #0c6bd3, #3387f2, #5499f4 to #81b6ff light, Sage Atelier is a tetradic progression that holds together at any size. Use it for museum exhibition graphics with long sightlines. The darkest and lightest stops clear AA for large text.
skybluehourfive-stop
#00458f
#0c6bd3
#3387f2
#5499f4
#81b6ff
The generator opens with #00458f as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.