Hex #773f72 or rgb(119,63,114) in RGB space is the tint of magenta. It has hue angle of 305.36 degrees, value = 47 and saturation = 47. #773f72 can be obtained by mixing 4 colors: 3 drops of red, 4 drops of magenta, 4 drops of cyan, 4 drops of black.
Nearest safe hex - #663366. Below you can see the block with #773f72 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #773f72 to the mixer and play with it.