Hex #50684b or rgb(80,104,75) in RGB space is the tint of grass green. It has hue angle of 109.66 degrees, value = 41 and saturation = 28. #50684b can be obtained by mixing 4 colors: 5 drops of red, 4 drops of blue, 2 drops of cyan, 5 drops of green.
Nearest safe hex - #666633. Below you can see the block with #50684b color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #50684b to the mixer and play with it.