Hex #55776a or rgb(85,119,106) in RGB space is the tint of teal. It has hue angle of 157.06 degrees, value = 47 and saturation = 29. #55776a can be obtained by mixing 4 colors: 1 drop of yellow, 3 drops of red, 5 drops of cyan, 3 drops of black.
Nearest safe hex - #666666. Below you can see the block with #55776a color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #55776a to the mixer and play with it.