Hex #809680 or rgb(128,150,128) in RGB space is the tint of green. It has hue angle of 120.00 degrees, value = 59 and saturation = 15. #809680 can be obtained by mixing 3 colors: 1 drop of green, 4 drops of white, 3 drops of black.
Nearest safe hex - #999999. Below you can see the block with #809680 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #809680 to the mixer and play with it.