Hex #278d62 or rgb(39,141,98) in RGB space is the tint of teal. It has hue angle of 154.71 degrees, value = 55 and saturation = 72. #278d62 can be obtained by mixing 4 colors: 2 drops of red, 3 drops of blue, 3 drops of cyan, 5 drops of green.
Nearest safe hex - #339966. Below you can see the block with #278d62 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #278d62 to the mixer and play with it.