Hex #5b7d49 or rgb(91,125,73) in RGB space is the tint of grass green. It has hue angle of 99.23 degrees, value = 49 and saturation = 42. #5b7d49 can be obtained by mixing 4 colors: 1 drop of red, 4 drops of green, 4 drops of white, 5 drops of black.
Nearest safe hex - #666633. Below you can see the block with #5b7d49 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #5b7d49 to the mixer and play with it.