Retro palette
Fiery Beacon
From #7a0005 ink through #a93931, #c8554b, #cf6d62 to #ee897c light, Fiery Beacon is a 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.
redretrofive-stophigh-contrast
#7a0005
#a93931
#c8554b
#cf6d62
#ee897c
The generator opens with #7a0005 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.