Retro palette
Mustard Prairie
Five retro stops with room to breathe — #a02641 grounds, #cd5769 and #ec7383 do the talking, #f48b97 softens, #ffb4ba lifts. The triadic bones keep it coherent across national-park posters with layered mountain silhouettes. The darkest and lightest stops clear AA for large text.
redretrofive-stop
#a02641
#cd5769
#ec7383
#f48b97
#ffb4ba
The generator opens with #a02641 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.