Hex #007f75 or rgb(0,127,117) in RGB space is the tint of cyan. It has hue angle of 175.28 degrees, value = 50 and saturation = 100. #007f75 can be obtained by mixing 4 colors: 5 drops of blue, 4 drops of cyan, 4 drops of green, 3 drops of black.
Nearest safe hex - #006666. Below you can see the block with #007f75 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #007f75 to the mixer and play with it.