Nebula palette
Flint Hollow
From #004a6a ink through #0074a2, #318fbf, #549ec7 to #71bae4 light, Flint Hollow 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 as a text pair.
skynebulafive-stophigh-contrast
#004a6a
#0074a2
#318fbf
#549ec7
#71bae4
The generator opens with #004a6a as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.