Hex #204a6b or rgb(32,74,107) in RGB space is the tint of blue. It has hue angle of 206.40 degrees, value = 42 and saturation = 70. #204a6b can be obtained by mixing 3 colors: 1 drop of yellow, 5 drops of blue, 2 drops of black.
Nearest safe hex - #333366. Below you can see the block with #204a6b color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #204a6b to the mixer and play with it.