Hex #444644 or rgb(68,70,68) in RGB space is the tint of green. It has hue angle of 120.00 degrees, value = 27 and saturation = 3. #444644 can be obtained by mixing 4 colors: 4 drops of magenta, 2 drops of blue, 5 drops of green, 4 drops of black.
Nearest safe hex - #333333. Below you can see the block with #444644 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #444644 to the mixer and play with it.