Hex #174e74 or rgb(23,78,116) in RGB space is the tint of blue. It has hue angle of 204.52 degrees, value = 45 and saturation = 80. #174e74 can be obtained by mixing 4 colors: 1 drop of magenta, 2 drops of blue, 3 drops of cyan, 5 drops of black.
Nearest safe hex - #006666. Below you can see the block with #174e74 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #174e74 to the mixer and play with it.