Hex #55485f or rgb(85,72,95) in RGB space is the tint of purple. It has hue angle of 273.91 degrees, value = 37 and saturation = 24. #55485f can be obtained by mixing 4 colors: 1 drop of red, 2 drops of blue, 2 drops of white, 4 drops of black.
Nearest safe hex - #663366. Below you can see the block with #55485f color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #55485f to the mixer and play with it.