Nebula palette
Speckled Abbey
Five nebula stops with room to breathe — #004a6e grounds, #0073a8 and #318ec5 do the talking, #549dcc softens, #70baea lifts. The tetradic bones keep it coherent across national-park posters with layered mountain silhouettes. The darkest and lightest stops clear AA for large text.
skynebulafive-stop
#004a6e
#0073a8
#318ec5
#549dcc
#70baea
The generator opens with #004a6e as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.