Hex #78609b or rgb(120,96,155) in RGB space is the tint of purple. It has hue angle of 264.41 degrees, value = 61 and saturation = 38. #78609b can be obtained by mixing 4 colors: 3 drops of magenta, 5 drops of blue, 5 drops of white, 4 drops of black.
Nearest safe hex - #666699. Below you can see the block with #78609b color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #78609b to the mixer and play with it.