Hex #80907a or rgb(128,144,122) in RGB space is the tint of grass green. It has hue angle of 103.64 degrees, value = 56 and saturation = 15. #80907a can be obtained by mixing 4 colors: 3 drops of yellow, 4 drops of blue, 4 drops of white, 3 drops of black.
Nearest safe hex - #999966. Below you can see the block with #80907a color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #80907a to the mixer and play with it.