Retro palette
Luminous Gallery
Five retro stops with room to breathe — #a71e2c grounds, #d55456 and #f57170 do the talking, #fb8a87 softens, #ffb7b3 lifts. The tetradic bones keep it coherent across museum exhibition graphics with long sightlines. The darkest and lightest stops clear AA for large text.
redretrofive-stop
#a71e2c
#d55456
#f57170
#fb8a87
#ffb7b3
The generator opens with #a71e2c as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.