Hex #8fa185 or rgb(143,161,133) in RGB space is the tint of grass green. It has hue angle of 98.57 degrees, value = 63 and saturation = 17. #8fa185 can be obtained by mixing 4 colors: 4 drops of yellow, 5 drops of blue, 5 drops of white, 2 drops of black.
Nearest safe hex - #999999. Below you can see the block with #8fa185 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #8fa185 to the mixer and play with it.