Blue Hour palette
Evening Kiln
From #003d7b ink through #0063bf, #2c7fdd, #4d90e0 to #69acff light, Evening Kiln 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 as a text pair.
skybluehourfive-stophigh-contrast
#003d7b
#0063bf
#2c7fdd
#4d90e0
#69acff
The generator opens with #003d7b as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.