Retro palette
Flint Deck
Dark anchor, working middle, light release: #820018, #b4373c, #d35455, #da6e6c, #fa8a86 form a complementary retro set with somewhere to stand at every lightness. Made for national-park posters with layered mountain silhouettes. The darkest and lightest stops clear AA as a text pair.
redretrofive-stophigh-contrast
#820018
#b4373c
#d35455
#da6e6c
#fa8a86
The generator opens with #820018 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.