Opera palette
Coral Atelier
From #004b76 ink through #0074b2, #3190d0, #559fd6 to #71bbf4 light, Coral Atelier is a analogous 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.
skyoperafive-stop
#004b76
#0074b2
#3190d0
#559fd6
#71bbf4
The generator opens with #004b76 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.