Hex #404380 or rgb(64,67,128) in RGB space is the tint of violet. It has hue angle of 237.19 degrees, value = 50 and saturation = 50. #404380 can be obtained by mixing 4 colors: 1 drop of red, 1 drop of magenta, 5 drops of blue, 1 drop of green.
Nearest safe hex - #333399. Below you can see the block with #404380 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #404380 to the mixer and play with it.