Nebula palette
Overcast Lighthouse
From #006b99 ink through #0097d5, #3ab4f3, #65c3f9 to #a6ddff light, Overcast Lighthouse is a tetradic 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
#006b99
#0097d5
#3ab4f3
#65c3f9
#a6ddff
The generator opens with #006b99 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.