Hex #00ab8b or rgb(0,171,139) in RGB space is the tint of greenish cian. It has hue angle of 168.77 degrees, value = 67 and saturation = 100. #00ab8b can be obtained by mixing 3 colors: 3 drops of blue, 4 drops of cyan, 4 drops of green.
Nearest safe hex - #009999. Below you can see the block with #00ab8b color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #00ab8b to the mixer and play with it.