Hex #008eb9 or rgb(0,142,185) in RGB space is the tint of bluish cian. It has hue angle of 193.95 degrees, value = 73 and saturation = 100. #008eb9 can be obtained by mixing 3 colors: 2 drops of blue, 3 drops of cyan, 1 drop of black.
Nearest safe hex - #0099cc. Below you can see the block with #008eb9 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #008eb9 to the mixer and play with it.