Hex #809e80 or rgb(128,158,128) in RGB space is the tint of green. It has hue angle of 120.00 degrees, value = 62 and saturation = 19. #809e80 can be obtained by mixing 3 colors: 1 drop of green, 3 drops of white, 2 drops of black.
Nearest safe hex - #999999. Below you can see the block with #809e80 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #809e80 to the mixer and play with it.