Hex #40931d or rgb(64,147,29) in RGB space is the tint of grass green. It has hue angle of 102.20 degrees, value = 58 and saturation = 80. #40931d can be obtained by mixing 4 colors: 3 drops of yellow, 2 drops of blue, 5 drops of green, 2 drops of black.
Nearest safe hex - #339933. Below you can see the block with #40931d color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #40931d to the mixer and play with it.