Hex #5b5a67 or rgb(91,90,103) in RGB space is the tint of violet. It has hue angle of 244.62 degrees, value = 40 and saturation = 13. #5b5a67 can be obtained by mixing 4 colors: 5 drops of red, 1 drop of blue, 5 drops of cyan, 3 drops of black.
Nearest safe hex - #666666. Below you can see the block with #5b5a67 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #5b5a67 to the mixer and play with it.