Hex #55105f or rgb(85,16,95) in RGB space is the tint of purple magenta. It has hue angle of 292.41 degrees, value = 37 and saturation = 83. #55105f can be obtained by mixing 3 colors: 3 drops of magenta, 2 drops of blue, 4 drops of black.
Nearest safe hex - #660066. Below you can see the block with #55105f color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #55105f to the mixer and play with it.