Aurora palette
Muslin Alley
From #006777 ink through #1893a9, #41afc6, #67bdd0 to #84daee light, Muslin Alley is a analogous progression that holds together at any size. Use it for newsletters where the header, links, and footers share one voice. The darkest and lightest stops clear AA for large text.
cyanaurorafive-stop
#006777
#1893a9
#41afc6
#67bdd0
#84daee
The generator opens with #006777 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.