Hex #204d6b or rgb(32,77,107) in RGB space is the tint of blue. It has hue angle of 204.00 degrees, value = 42 and saturation = 70. #204d6b can be obtained by mixing 4 colors: 1 drop of red, 2 drops of blue, 2 drops of cyan, 3 drops of black.
Nearest safe hex - #336666. Below you can see the block with #204d6b color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #204d6b to the mixer and play with it.