Industrial palette
Leaden Caravan
Dark anchor, working middle, light release: #00474f, #00727d, #308d98, #529aa4, #6fb7c0 form a tetradic industrial set with somewhere to stand at every lightness. Made for craft brewery cans lined up in a cooler door. The darkest and lightest stops clear AA as a text pair.
cyanindustrialfive-stophigh-contrast
#00474f
#00727d
#308d98
#529aa4
#6fb7c0
The generator opens with #00474f as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.