Hex #6d9c5b or rgb(109,156,91) in RGB space is the tint of grass green. It has hue angle of 103.38 degrees, value = 61 and saturation = 42. #6d9c5b can be obtained by mixing 4 colors: 1 drop of red, 5 drops of green, 5 drops of white, 3 drops of black.
Nearest safe hex - #669966. Below you can see the block with #6d9c5b color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #6d9c5b to the mixer and play with it.