Hex #339e80 or rgb(51,158,128) in RGB space is the tint of greenish cian. It has hue angle of 163.18 degrees, value = 62 and saturation = 68. #339e80 can be obtained by mixing 4 colors: 3 drops of cyan, 2 drops of green, 2 drops of white, 3 drops of black.
Nearest safe hex - #339999. Below you can see the block with #339e80 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #339e80 to the mixer and play with it.