Hex #55a279 or rgb(85,162,121) in RGB space is the tint of teal. It has hue angle of 148.05 degrees, value = 64 and saturation = 48. #55a279 can be obtained by mixing 4 colors: 4 drops of yellow, 4 drops of blue, 3 drops of cyan, 1 drop of black.
Nearest safe hex - #669966. Below you can see the block with #55a279 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #55a279 to the mixer and play with it.