Retro palette
Late Square
Five retro stops with room to breathe — #aa2e00 grounds, #e1562e and #ff754f do the talking, #ff9375 softens, #ffc0af lifts. The tetradic bones keep it coherent across book covers that read at thumbnail size. The darkest and lightest stops clear AA for large text.
redretrofive-stop
#aa2e00
#e1562e
#ff754f
#ff9375
#ffc0af
The generator opens with #aa2e00 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.