Hex #aa6a6a or rgb(170,106,106) in RGB space is the tint of red. It has hue angle of 0.00 degrees, value = 67 and saturation = 38. #aa6a6a can be obtained by mixing 3 colors: 3 drops of red, 5 drops of white, 4 drops of black.
Nearest safe hex - #996666. Below you can see the block with #aa6a6a color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #aa6a6a to the mixer and play with it.