Petrichor palette
Vintage Porch
From #005759 ink through #008386, #359fa1, #5aacae to #77c9cb light, Vintage Porch is a tetradic 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.
cyanpetrichorfive-stop
#005759
#008386
#359fa1
#5aacae
#77c9cb
The generator opens with #005759 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.