Hex #aa9f72 or rgb(170,159,114) in RGB space is the tint of khaki. It has hue angle of 48.21 degrees, value = 67 and saturation = 33. #aa9f72 can be obtained by mixing 4 colors: 3 drops of yellow, 1 drop of red, 3 drops of blue, 2 drops of white.
Nearest safe hex - #999966. Below you can see the block with #aa9f72 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #aa9f72 to the mixer and play with it.