Hex #176393 or rgb(23,99,147) in RGB space is the tint of blue. It has hue angle of 203.23 degrees, value = 58 and saturation = 84. #176393 can be obtained by mixing 4 colors: 5 drops of blue, 2 drops of cyan, 1 drop of white, 3 drops of black.
Nearest safe hex - #006699. Below you can see the block with #176393 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #176393 to the mixer and play with it.