Hex #559977 or rgb(85,153,119) in RGB space is the tint of teal. It has hue angle of 150.00 degrees, value = 60 and saturation = 44. #559977 can be obtained by mixing 4 colors: 2 drops of cyan, 3 drops of green, 5 drops of white, 5 drops of black.
Nearest safe hex - #669966. Below you can see the block with #559977 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #559977 to the mixer and play with it.