Hex #2b75b2 or rgb(43,117,178) in RGB space is the tint of blue. It has hue angle of 207.11 degrees, value = 70 and saturation = 76. #2b75b2 can be obtained by mixing 4 colors: 2 drops of magenta, 3 drops of blue, 5 drops of cyan, 2 drops of black.
Nearest safe hex - #336699. Below you can see the block with #2b75b2 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #2b75b2 to the mixer and play with it.