Hex #15784e or rgb(21,120,78) in RGB space is the tint of teal. It has hue angle of 154.55 degrees, value = 47 and saturation = 83. #15784e can be obtained by mixing 4 colors: 4 drops of blue, 5 drops of green, 1 drop of white, 2 drops of black.
Nearest safe hex - #006666. Below you can see the block with #15784e color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #15784e to the mixer and play with it.