Hex #397130 or rgb(57,113,48) in RGB space is the tint of grass green. It has hue angle of 111.69 degrees, value = 44 and saturation = 58. #397130 can be obtained by mixing 4 colors: 4 drops of yellow, 5 drops of blue, 4 drops of green, 5 drops of black.
Nearest safe hex - #336633. Below you can see the block with #397130 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #397130 to the mixer and play with it.