Retro palette
Greige Mesa
From #b34b00 ink through #296ec5, #007f81, #d2672d to #009d9f light, Greige Mesa is a analogous progression that holds together at any size. Use it for event posters that compete with a wall of other posters.
orangeretrofive-stop
#b34b00
#296ec5
#007f81
#d2672d
#009d9f
The generator opens with #b34b00 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.