Hex #17797c or rgb(23,121,124) in RGB space is the tint of cyan. It has hue angle of 181.78 degrees, value = 49 and saturation = 81. #17797c can be obtained by mixing 4 colors: 1 drop of yellow, 2 drops of blue, 4 drops of cyan, 4 drops of black.
Nearest safe hex - #006666. Below you can see the block with #17797c color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #17797c to the mixer and play with it.