Hex #80a880 or rgb(128,168,128) in RGB space is the tint of green. It has hue angle of 120.00 degrees, value = 66 and saturation = 24. #80a880 can be obtained by mixing 4 colors: 1 drop of red, 1 drop of cyan, 1 drop of green, 1 drop of white.
Nearest safe hex - #999999. Below you can see the block with #80a880 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #80a880 to the mixer and play with it.