Hex #a286a3 or rgb(162,134,163) in RGB space is the tint of magenta. It has hue angle of 297.93 degrees, value = 64 and saturation = 18. #a286a3 can be obtained by mixing 4 colors: 3 drops of red, 3 drops of blue, 1 drop of cyan, 4 drops of white.
Nearest safe hex - #999999. Below you can see the block with #a286a3 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #a286a3 to the mixer and play with it.