Hex #2b6387 or rgb(43,99,135) in RGB space is the tint of blue. It has hue angle of 203.48 degrees, value = 53 and saturation = 68. #2b6387 can be obtained by mixing 3 colors: 2 drops of magenta, 5 drops of cyan, 5 drops of black.
Nearest safe hex - #336699. Below you can see the block with #2b6387 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #2b6387 to the mixer and play with it.