Hex #776f5b or rgb(119,111,91) in RGB space is the tint of khaki. It has hue angle of 42.86 degrees, value = 47 and saturation = 24. #776f5b can be obtained by mixing 4 colors: 5 drops of red, 2 drops of magenta, 4 drops of cyan, 4 drops of green.
Nearest safe hex - #666666. Below you can see the block with #776f5b color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #776f5b to the mixer and play with it.