Hex #556c17 or rgb(85,108,23) in RGB space is the tint of lime. It has hue angle of 76.24 degrees, value = 42 and saturation = 79. #556c17 can be obtained by mixing 4 colors: 3 drops of yellow, 2 drops of magenta, 5 drops of green, 5 drops of black.
Nearest safe hex - #666600. Below you can see the block with #556c17 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #556c17 to the mixer and play with it.