Hex #4ea435 or rgb(78,164,53) in RGB space is the tint of grass green. It has hue angle of 106.49 degrees, value = 64 and saturation = 68. #4ea435 can be obtained by mixing 3 colors: 4 drops of yellow, 4 drops of blue, 5 drops of green.
Nearest safe hex - #669933. Below you can see the block with #4ea435 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #4ea435 to the mixer and play with it.