Hex #8978b1 or rgb(137,120,177) in RGB space is the tint of purple violet. It has hue angle of 257.89 degrees, value = 69 and saturation = 32. #8978b1 can be obtained by mixing 4 colors: 2 drops of magenta, 4 drops of blue, 5 drops of white, 2 drops of black.
Nearest safe hex - #996699. Below you can see the block with #8978b1 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #8978b1 to the mixer and play with it.