Aurora palette
Silvery Saloon
Dark anchor, working middle, light release: #006f77, #009da8, #3bb9c5, #66c7d0, #84e4ee form a tetradic aurora set with somewhere to stand at every lightness. Made for national-park posters with layered mountain silhouettes. The darkest and lightest stops clear AA for large text.
cyanaurorafive-stop
#006f77
#009da8
#3bb9c5
#66c7d0
#84e4ee
The generator opens with #006f77 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.