Hex #11978e or rgb(17,151,142) in RGB space is the tint of cyan. It has hue angle of 175.97 degrees, value = 59 and saturation = 89. #11978e can be obtained by mixing 4 colors: 1 drop of red, 5 drops of blue, 5 drops of cyan, 4 drops of green.
Nearest safe hex - #009999. Below you can see the block with #11978e color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #11978e to the mixer and play with it.