Retro palette
Flint Oasis
From #00669a ink through #1591d5, #40aef3, #67bdf9 to #a3d8ff light, Flint Oasis 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 for large text.
skyretrofive-stop
#00669a
#1591d5
#40aef3
#67bdf9
#a3d8ff
The generator opens with #00669a as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.