Hex #4d8933 or rgb(77,137,51) in RGB space is the tint of grass green. It has hue angle of 101.86 degrees, value = 54 and saturation = 63. #4d8933 can be obtained by mixing 4 colors: 3 drops of yellow, 2 drops of cyan, 1 drop of green, 4 drops of black.
Nearest safe hex - #669933. Below you can see the block with #4d8933 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #4d8933 to the mixer and play with it.