Coffee palette
Obsidian Heath
From #006666 ink through #009494, #39b0b0, #62bdbd to #7fdbda light, Obsidian Heath is a tetradic progression that holds together at any size. Use it for newsletters where the header, links, and footers share one voice. The darkest and lightest stops clear AA for large text.
cyancoffeefive-stop
#006666
#009494
#39b0b0
#62bdbd
#7fdbda
The generator opens with #006666 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.