Hex #404ca0 or rgb(64,76,160) in RGB space is the tint of violet. It has hue angle of 232.50 degrees, value = 63 and saturation = 60. #404ca0 can be obtained by mixing 4 colors: 1 drop of magenta, 5 drops of blue, 1 drop of white, 1 drop of black.
Nearest safe hex - #333399. Below you can see the block with #404ca0 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #404ca0 to the mixer and play with it.