Hex #399f47 or rgb(57,159,71) in RGB space is the tint of bluish green. It has hue angle of 128.24 degrees, value = 62 and saturation = 64. #399f47 can be obtained by mixing 4 colors: 4 drops of yellow, 5 drops of cyan, 4 drops of green, 5 drops of black.
Nearest safe hex - #339933. Below you can see the block with #399f47 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #399f47 to the mixer and play with it.