Hex #006e75 or rgb(0,110,117) in RGB space is the tint of cyan. It has hue angle of 183.59 degrees, value = 46 and saturation = 100. #006e75 can be obtained by mixing 4 colors: 4 drops of blue, 1 drop of cyan, 2 drops of green, 1 drop of black.
Nearest safe hex - #006666. Below you can see the block with #006e75 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #006e75 to the mixer and play with it.