Hex #40732b or rgb(64,115,43) in RGB space is the tint of grass green. It has hue angle of 102.50 degrees, value = 45 and saturation = 63. #40732b can be obtained by mixing 4 colors: 3 drops of red, 2 drops of cyan, 5 drops of green, 2 drops of black.
Nearest safe hex - #336633. Below you can see the block with #40732b color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #40732b to the mixer and play with it.