Hex #aaa9b2 or rgb(170,169,178) in RGB space is the tint of violet. It has hue angle of 246.67 degrees, value = 70 and saturation = 5. #aaa9b2 can be obtained by mixing 4 colors: 2 drops of yellow, 1 drop of magenta, 4 drops of blue, 5 drops of white.
Nearest safe hex - #999999. Below you can see the block with #aaa9b2 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #aaa9b2 to the mixer and play with it.