Hex #2b5676 or rgb(43,86,118) in RGB space is the tint of blue. It has hue angle of 205.60 degrees, value = 46 and saturation = 64. #2b5676 can be obtained by mixing 4 colors: 3 drops of red, 5 drops of blue, 5 drops of cyan, 5 drops of black.
Nearest safe hex - #336666. Below you can see the block with #2b5676 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #2b5676 to the mixer and play with it.