Hex #39431c or rgb(57,67,28) in RGB space is the tint of lime. It has hue angle of 75.38 degrees, value = 26 and saturation = 58. #39431c can be obtained by mixing 4 colors: 2 drops of red, 1 drop of cyan, 2 drops of green, 4 drops of black.
Nearest safe hex - #333333. Below you can see the block with #39431c color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #39431c to the mixer and play with it.