Hex #402156 or rgb(64,33,86) in RGB space is the tint of purple. It has hue angle of 275.09 degrees, value = 34 and saturation = 62. #402156 can be obtained by mixing 4 colors: 3 drops of magenta, 3 drops of blue, 1 drop of green, 5 drops of black.
Nearest safe hex - #333366. Below you can see the block with #402156 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #402156 to the mixer and play with it.