Hex #77307d or rgb(119,48,125) in RGB space is the tint of magenta. It has hue angle of 295.32 degrees, value = 49 and saturation = 62. #77307d can be obtained by mixing 4 colors: 5 drops of magenta, 3 drops of blue, 2 drops of white, 5 drops of black.
Nearest safe hex - #663366. Below you can see the block with #77307d color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #77307d to the mixer and play with it.