Hex #2b4264 or rgb(43,66,100) in RGB space is the tint of blue. It has hue angle of 215.79 degrees, value = 39 and saturation = 57. #2b4264 can be obtained by mixing 3 colors: 2 drops of blue, 1 drop of white, 3 drops of black.
Nearest safe hex - #333366. Below you can see the block with #2b4264 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #2b4264 to the mixer and play with it.