Hex #39d671 or rgb(57,214,113) in RGB space is the tint of bluish green. It has hue angle of 141.40 degrees, value = 84 and saturation = 73. #39d671 can be obtained by mixing 4 colors: 1 drop of yellow, 3 drops of cyan, 4 drops of green, 1 drop of white.
Nearest safe hex - #33cc66. Below you can see the block with #39d671 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #39d671 to the mixer and play with it.