Hex #2b4556 or rgb(43,69,86) in RGB space is the tint of blue. It has hue angle of 203.72 degrees, value = 34 and saturation = 50. #2b4556 can be obtained by mixing 4 colors: 2 drops of magenta, 4 drops of blue, 3 drops of green, 3 drops of black.
Nearest safe hex - #333366. Below you can see the block with #2b4556 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #2b4556 to the mixer and play with it.