Hex #007f80 or rgb(0,127,128) in RGB space is the tint of cyan. It has hue angle of 180.47 degrees, value = 50 and saturation = 100. #007f80 can be obtained by mixing 4 colors: 3 drops of blue, 4 drops of cyan, 2 drops of green, 3 drops of black.
Nearest safe hex - #006699. Below you can see the block with #007f80 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #007f80 to the mixer and play with it.