Hex #aa8080 or rgb(170,128,128) in RGB space is the tint of red. It has hue angle of 0.00 degrees, value = 67 and saturation = 25. #aa8080 can be obtained by mixing 3 colors: 1 drop of red, 3 drops of white, 2 drops of black.
Nearest safe hex - #999999. Below you can see the block with #aa8080 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #aa8080 to the mixer and play with it.