Hex #878287 or rgb(135,130,135) in RGB space is the tint of magenta. It has hue angle of 300.00 degrees, value = 53 and saturation = 4. #878287 can be obtained by mixing 4 colors: 5 drops of red, 5 drops of cyan, 4 drops of white, 3 drops of black.
Nearest safe hex - #999999. Below you can see the block with #878287 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #878287 to the mixer and play with it.