Petrichor palette
Polar Boulevard
From #772c00 ink through #b44700, #d3632c, #da7a4f to #f9966b light, Polar Boulevard is a tetradic progression that holds together at any size. Use it for event posters that compete with a wall of other posters. The darkest and lightest stops clear AA for large text.
orangepetrichorfive-stop
#772c00
#b44700
#d3632c
#da7a4f
#f9966b
The generator opens with #772c00 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.