Hex #008584 or rgb(0,133,132) in RGB space is the tint of cyan. It has hue angle of 179.55 degrees, value = 52 and saturation = 100. #008584 can be obtained by mixing 4 colors: 1 drop of blue, 4 drops of cyan, 1 drop of green, 3 drops of black.
Nearest safe hex - #009999. Below you can see the block with #008584 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #008584 to the mixer and play with it.