Industrial palette
Golden Foundry
From #004952 ink through #007481, #318f9c, #539da8 to #70b9c4 light, Golden Foundry is a complementary progression that holds together at any size. Use it for book covers that read at thumbnail size. The darkest and lightest stops clear AA as a text pair.
cyanindustrialfive-stophigh-contrast
#004952
#007481
#318f9c
#539da8
#70b9c4
The generator opens with #004952 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.