Hex #877b32 or rgb(135,123,50) in RGB space is the tint of khaki. It has hue angle of 51.53 degrees, value = 53 and saturation = 63. #877b32 can be obtained by mixing 4 colors: 5 drops of yellow, 4 drops of red, 5 drops of blue, 3 drops of green.
Nearest safe hex - #996633. Below you can see the block with #877b32 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #877b32 to the mixer and play with it.