Hex #809575 or rgb(128,149,117) in RGB space is the tint of grass green. It has hue angle of 99.38 degrees, value = 58 and saturation = 21. #809575 can be obtained by mixing 4 colors: 3 drops of yellow, 5 drops of magenta, 4 drops of cyan, 4 drops of green.
Nearest safe hex - #999966. Below you can see the block with #809575 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #809575 to the mixer and play with it.