Hex #5571a1 or rgb(85,113,161) in RGB space is the tint of blue violet. It has hue angle of 217.89 degrees, value = 63 and saturation = 47. #5571a1 can be obtained by mixing 4 colors: 2 drops of red, 4 drops of blue, 2 drops of cyan, 1 drop of white.
Nearest safe hex - #666699. Below you can see the block with #5571a1 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #5571a1 to the mixer and play with it.