Hex #504f5a or rgb(80,79,90) in RGB space is the tint of violet. It has hue angle of 245.45 degrees, value = 35 and saturation = 12. #504f5a can be obtained by mixing 4 colors: 5 drops of red, 1 drop of blue, 5 drops of cyan, 5 drops of black.
Nearest safe hex - #666666. Below you can see the block with #504f5a color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #504f5a to the mixer and play with it.