Hex #156e47 or rgb(21,110,71) in RGB space is the tint of teal. It has hue angle of 153.71 degrees, value = 43 and saturation = 81. #156e47 can be obtained by mixing 4 colors: 1 drop of yellow, 5 drops of blue, 4 drops of green, 2 drops of black.
Nearest safe hex - #006633. Below you can see the block with #156e47 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #156e47 to the mixer and play with it.