Hex #008c84 or rgb(0,140,132) in RGB space is the tint of cyan. It has hue angle of 176.57 degrees, value = 55 and saturation = 100. #008c84 can be obtained by mixing 4 colors: 4 drops of blue, 3 drops of cyan, 3 drops of green, 1 drop of black.
Nearest safe hex - #009999. Below you can see the block with #008c84 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #008c84 to the mixer and play with it.