Hex #39a926 or rgb(57,169,38) in RGB space is the tint of grass green. It has hue angle of 111.30 degrees, value = 66 and saturation = 78. #39a926 can be obtained by mixing 3 colors: 2 drops of yellow, 2 drops of blue, 5 drops of green.
Nearest safe hex - #339933. Below you can see the block with #39a926 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #39a926 to the mixer and play with it.