Acid palette
Obsidian Dune
Dark anchor, working middle, light release: #006f6e, #009d9c, #3bb9b8, #66c7c5, #84e4e2 form a tetradic acid set with somewhere to stand at every lightness. Made for podcast cover art at sixty pixels square. The darkest and lightest stops clear AA for large text.
cyanacidfive-stop
#006f6e
#009d9c
#3bb9b8
#66c7c5
#84e4e2
The generator opens with #006f6e as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.