Hex #446c33 or rgb(68,108,51) in RGB space is the tint of grass green. It has hue angle of 102.11 degrees, value = 42 and saturation = 53. #446c33 can be obtained by mixing 4 colors: 4 drops of red, 3 drops of cyan, 5 drops of green, 3 drops of black.
Nearest safe hex - #336633. Below you can see the block with #446c33 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #446c33 to the mixer and play with it.