Hex #39b41c or rgb(57,180,28) in RGB space is the tint of grass green. It has hue angle of 108.55 degrees, value = 71 and saturation = 84. #39b41c can be obtained by mixing 4 colors: 2 drops of yellow, 1 drop of cyan, 5 drops of green, 1 drop of black.
Nearest safe hex - #33cc33. Below you can see the block with #39b41c color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #39b41c to the mixer and play with it.