Tropical palette
Inked Marsh
From #004b41 ink through #007768, #319282, #549f91 to #70bbad light, Inked Marsh is a split-complementary progression that holds together at any size. Use it for podcast cover art at sixty pixels square. The darkest and lightest stops clear AA as a text pair.
tealtropicalfive-stophigh-contrast
#004b41
#007768
#319282
#549f91
#70bbad
The generator opens with #004b41 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.