Hex #445744 or rgb(68,87,68) in RGB space is the tint of green. It has hue angle of 120.00 degrees, value = 34 and saturation = 22. #445744 can be obtained by mixing 4 colors: 4 drops of red, 4 drops of cyan, 2 drops of green, 5 drops of black.
Nearest safe hex - #336633. Below you can see the block with #445744 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #445744 to the mixer and play with it.