Hex #39c8b4 or rgb(57,200,180) in RGB space is the tint of greenish cian. It has hue angle of 171.61 degrees, value = 78 and saturation = 72. #39c8b4 can be obtained by mixing 3 colors: 2 drops of yellow, 2 drops of blue, 5 drops of cyan.
Nearest safe hex - #33cccc. Below you can see the block with #39c8b4 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #39c8b4 to the mixer and play with it.