Nebula palette
Sleepy Bluff
From #004c71 ink through #0075ac, #3191c9, #559fd0 to #72bcee light, Sleepy Bluff is a monochromatic progression that holds together at any size. Use it for event posters that compete with a wall of other posters. The darkest and lightest stops clear AA for large text.
skynebulafive-stop
#004c71
#0075ac
#3191c9
#559fd0
#72bcee
The generator opens with #004c71 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.