Retro palette
Flint Kiln
Dark anchor, working middle, light release: #ac2f09, #d96042, #f97c5d, #ff9479, #ffc2b2 form a triadic retro set with somewhere to stand at every lightness. Made for event posters that compete with a wall of other posters. The darkest and lightest stops clear AA for large text.
redretrofive-stop
#ac2f09
#d96042
#f97c5d
#ff9479
#ffc2b2
The generator opens with #ac2f09 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.