Hex #447e66 or rgb(68,126,102) in RGB space is the tint of teal. It has hue angle of 155.17 degrees, value = 49 and saturation = 46. #447e66 can be obtained by mixing 4 colors: 4 drops of red, 3 drops of blue, 4 drops of cyan, 4 drops of green.
Nearest safe hex - #336666. Below you can see the block with #447e66 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #447e66 to the mixer and play with it.