Hex #6d8a61 or rgb(109,138,97) in RGB space is the tint of grass green. It has hue angle of 102.44 degrees, value = 54 and saturation = 30. #6d8a61 can be obtained by mixing 4 colors: 2 drops of magenta, 5 drops of green, 4 drops of white, 3 drops of black.
Nearest safe hex - #669966. Below you can see the block with #6d8a61 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #6d8a61 to the mixer and play with it.