Nebula palette
Birch Boulevard
Birch Boulevard runs #4567a4 through #007299, #00777d, #308db5 to #00949c in five measured steps, the monochromatic structure keeping every neighbor honest. Reach for it for national-park posters with layered mountain silhouettes.
cyannebulafive-stop
#4567a4
#007299
#00777d
#308db5
#00949c
The generator opens with #4567a4 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.