Hex #784da1 or rgb(120,77,161) in RGB space is the tint of purple. It has hue angle of 270.71 degrees, value = 63 and saturation = 52. #784da1 can be obtained by mixing 4 colors: 3 drops of red, 5 drops of magenta, 5 drops of blue, 4 drops of cyan.
Nearest safe hex - #666699. Below you can see the block with #784da1 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #784da1 to the mixer and play with it.