Hex #556c26 or rgb(85,108,38) in RGB space is the tint of lime. It has hue angle of 79.71 degrees, value = 42 and saturation = 65. #556c26 can be obtained by mixing 4 colors: 2 drops of red, 1 drop of magenta, 1 drop of blue, 5 drops of green.
Nearest safe hex - #666633. Below you can see the block with #556c26 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #556c26 to the mixer and play with it.