Hex #338c80 or rgb(51,140,128) in RGB space is the tint of greenish cian. It has hue angle of 171.91 degrees, value = 55 and saturation = 64. #338c80 can be obtained by mixing 4 colors: 3 drops of cyan, 1 drop of green, 2 drops of white, 4 drops of black.
Nearest safe hex - #339999. Below you can see the block with #338c80 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #338c80 to the mixer and play with it.