Hex #39af42 or rgb(57,175,66) in RGB space is the tint of green. It has hue angle of 124.58 degrees, value = 69 and saturation = 67. #39af42 can be obtained by mixing 4 colors: 2 drops of yellow, 2 drops of blue, 1 drop of cyan, 4 drops of green.
Nearest safe hex - #339933. Below you can see the block with #39af42 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #39af42 to the mixer and play with it.