Blue Hour palette
North Square
From #00559f ink through #2d7fd5, #4b9bf4, #69acf7 to #9ac8ff light, North Square is a tetradic progression that holds together at any size. Use it for outdoor gear branding that reads in sun and shade. The darkest and lightest stops clear AA for large text.
skybluehourfive-stop
#00559f
#2d7fd5
#4b9bf4
#69acf7
#9ac8ff
The generator opens with #00559f as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.