Hex #80998c or rgb(128,153,140) in RGB space is the tint of teal. It has hue angle of 148.80 degrees, value = 60 and saturation = 16. #80998c can be obtained by mixing 4 colors: 4 drops of magenta, 2 drops of cyan, 5 drops of green, 3 drops of white.
Nearest safe hex - #999999. Below you can see the block with #80998c color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #80998c to the mixer and play with it.