Hex #809c80 or rgb(128,156,128) in RGB space is the tint of green. It has hue angle of 120.00 degrees, value = 61 and saturation = 18. #809c80 can be obtained by mixing 4 colors: 2 drops of magenta, 1 drop of blue, 4 drops of green, 3 drops of white.
Nearest safe hex - #999999. Below you can see the block with #809c80 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #809c80 to the mixer and play with it.