Hex #559871 or rgb(85,152,113) in RGB space is the tint of teal. It has hue angle of 145.07 degrees, value = 60 and saturation = 44. #559871 can be obtained by mixing 4 colors: 1 drop of cyan, 2 drops of green, 3 drops of white, 3 drops of black.
Nearest safe hex - #669966. Below you can see the block with #559871 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #559871 to the mixer and play with it.