Noir palette
Earthen Square
From #005489 ink through #337db8, #5099d6, #6ca8dc to #88c5fa light, Earthen Square is a analogous progression that holds together at any size. Use it for national-park posters with layered mountain silhouettes. The darkest and lightest stops clear AA for large text.
skynoirfive-stop
#005489
#337db8
#5099d6
#6ca8dc
#88c5fa
The generator opens with #005489 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.