Hex #80699e or rgb(128,105,158) in RGB space is the tint of purple. It has hue angle of 266.04 degrees, value = 62 and saturation = 34. #80699e can be obtained by mixing 4 colors: 4 drops of magenta, 3 drops of cyan, 3 drops of white, 4 drops of black.
Nearest safe hex - #996699. Below you can see the block with #80699e color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #80699e to the mixer and play with it.