Hex #00ac8e or rgb(0,172,142) in RGB space is the tint of greenish cian. It has hue angle of 169.53 degrees, value = 67 and saturation = 100. #00ac8e can be obtained by mixing 3 colors: 5 drops of cyan, 2 drops of green, 2 drops of black.
Nearest safe hex - #009999. Below you can see the block with #00ac8e color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #00ac8e to the mixer and play with it.