Hex #745fab or rgb(116,95,171) in RGB space is the tint of purple violet. It has hue angle of 256.58 degrees, value = 67 and saturation = 44. #745fab can be obtained by mixing 4 colors: 3 drops of magenta, 5 drops of blue, 1 drop of green, 2 drops of white.
Nearest safe hex - #666699. Below you can see the block with #745fab color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #745fab to the mixer and play with it.