Hex #337f11 or rgb(51,127,17) in RGB space is the tint of grass green. It has hue angle of 101.45 degrees, value = 50 and saturation = 87. #337f11 can be obtained by mixing 4 colors: 2 drops of yellow, 1 drop of blue, 4 drops of green, 3 drops of black.
Nearest safe hex - #336600. Below you can see the block with #337f11 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #337f11 to the mixer and play with it.