Hex #555f3f or rgb(85,95,63) in RGB space is the tint of lime. It has hue angle of 78.75 degrees, value = 37 and saturation = 34. #555f3f can be obtained by mixing 4 colors: 5 drops of red, 4 drops of blue, 1 drop of cyan, 5 drops of green.
Nearest safe hex - #666633. Below you can see the block with #555f3f color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #555f3f to the mixer and play with it.