Hex #009eaa or rgb(0,158,170) in RGB space is the tint of cyan. It has hue angle of 184.24 degrees, value = 67 and saturation = 100. #009eaa can be obtained by mixing 2 colors: 2 drops of cyan, 1 drop of black.
Nearest safe hex - #009999. Below you can see the block with #009eaa color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #009eaa to the mixer and play with it.