Nebula palette
Tranquil Atelier
From #004869 ink through #1c719d, #3d8cba, #5b9bc2 to #77b7df light, Tranquil Atelier is a monochromatic progression that holds together at any size. Use it for national-park posters with layered mountain silhouettes. The darkest and lightest stops clear AA as a text pair.
skynebulafive-stophigh-contrast
#004869
#1c719d
#3d8cba
#5b9bc2
#77b7df
The generator opens with #004869 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.