Hex #505175 or rgb(80,81,117) in RGB space is the tint of violet. It has hue angle of 238.38 degrees, value = 46 and saturation = 32. #505175 can be obtained by mixing 4 colors: 5 drops of red, 5 drops of blue, 4 drops of cyan, 2 drops of black.
Nearest safe hex - #666666. Below you can see the block with #505175 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #505175 to the mixer and play with it.