Hex #5b555b or rgb(91,85,91) in RGB space is the tint of magenta. It has hue angle of 300.00 degrees, value = 36 and saturation = 7. #5b555b can be obtained by mixing 3 colors: 5 drops of red, 5 drops of cyan, 4 drops of black.
Nearest safe hex - #666666. Below you can see the block with #5b555b color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #5b555b to the mixer and play with it.