Hex #405940 or rgb(64,89,64) in RGB space is the tint of green. It has hue angle of 120.00 degrees, value = 35 and saturation = 28. #405940 can be obtained by mixing 4 colors: 3 drops of red, 3 drops of cyan, 2 drops of green, 4 drops of black.
Nearest safe hex - #336633. Below you can see the block with #405940 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #405940 to the mixer and play with it.