Hex #17314e or rgb(23,49,78) in RGB space is the tint of blue. It has hue angle of 211.64 degrees, value = 31 and saturation = 71. #17314e can be obtained by mixing 4 colors: 1 drop of red, 5 drops of blue, 1 drop of green, 4 drops of black.
Nearest safe hex - #003366. Below you can see the block with #17314e color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #17314e to the mixer and play with it.