Hex #809d80 or rgb(128,157,128) in RGB space is the tint of green. It has hue angle of 120.00 degrees, value = 62 and saturation = 18. #809d80 can be obtained by mixing 3 colors: 2 drops of yellow, 3 drops of blue, 1 drop of white.
Nearest safe hex - #999999. Below you can see the block with #809d80 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #809d80 to the mixer and play with it.