Hex #406180 or rgb(64,97,128) in RGB space is the tint of blue. It has hue angle of 209.06 degrees, value = 50 and saturation = 50. #406180 can be obtained by mixing 4 colors: 3 drops of red, 3 drops of blue, 4 drops of cyan, 2 drops of black.
Nearest safe hex - #336699. Below you can see the block with #406180 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #406180 to the mixer and play with it.