Hex #20446b or rgb(32,68,107) in RGB space is the tint of blue. It has hue angle of 211.20 degrees, value = 42 and saturation = 70. #20446b can be obtained by mixing 4 colors: 1 drop of magenta, 1 drop of blue, 2 drops of cyan, 4 drops of black.
Nearest safe hex - #333366. Below you can see the block with #20446b color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #20446b to the mixer and play with it.