Retro palette
Tidal Beacon
From #702400 ink through #ae3c00, #cd592a, #d4704c to #f38c67 light, Tidal Beacon is a split-complementary progression that holds together at any size. Use it for hotel key cards and lobby signage in one system. The darkest and lightest stops clear AA as a text pair.
orangeretrofive-stophigh-contrast
#702400
#ae3c00
#cd592a
#d4704c
#f38c67
The generator opens with #702400 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.