Hex #337d4d or rgb(51,125,77) in RGB space is the tint of bluish green. It has hue angle of 141.08 degrees, value = 49 and saturation = 59. #337d4d can be obtained by mixing 4 colors: 2 drops of red, 3 drops of cyan, 3 drops of green, 2 drops of black.
Nearest safe hex - #336666. Below you can see the block with #337d4d color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #337d4d to the mixer and play with it.