Hex #508a70 or rgb(80,138,112) in RGB space is the tint of teal. It has hue angle of 153.10 degrees, value = 54 and saturation = 42. #508a70 can be obtained by mixing 4 colors: 3 drops of blue, 4 drops of green, 5 drops of white, 4 drops of black.
Nearest safe hex - #669966. Below you can see the block with #508a70 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #508a70 to the mixer and play with it.