Retro palette
Harvest Brook
Dark anchor, working middle, light release: #da5651, #0093cc, #009e84, #fa736c, #00be9f form a tetradic retro set with somewhere to stand at every lightness. Made for national-park posters with layered mountain silhouettes.
redretrofive-stop
#da5651
#0093cc
#009e84
#fa736c
#00be9f
The generator opens with #da5651 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.