Hex #00aa8c or rgb(0,170,140) in RGB space is the tint of greenish cian. It has hue angle of 169.41 degrees, value = 67 and saturation = 100. #00aa8c can be obtained by mixing 3 colors: 4 drops of blue, 5 drops of cyan, 5 drops of green.
Nearest safe hex - #009999. Below you can see the block with #00aa8c color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #00aa8c to the mixer and play with it.