Hex #2b699d or rgb(43,105,157) in RGB space is the tint of blue. It has hue angle of 207.37 degrees, value = 62 and saturation = 73. #2b699d can be obtained by mixing 4 colors: 1 drop of magenta, 3 drops of blue, 1 drop of cyan, 1 drop of green.
Nearest safe hex - #336699. Below you can see the block with #2b699d color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #2b699d to the mixer and play with it.