Hex #a28eb2 or rgb(162,142,178) in RGB space is the tint of purple. It has hue angle of 273.33 degrees, value = 70 and saturation = 20. #a28eb2 can be obtained by mixing 3 colors: 2 drops of red, 4 drops of blue, 5 drops of white.
Nearest safe hex - #999999. Below you can see the block with #a28eb2 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #a28eb2 to the mixer and play with it.