Hex #625627 or rgb(98,86,39) in RGB space is the tint of khaki. It has hue angle of 47.80 degrees, value = 38 and saturation = 60. #625627 can be obtained by mixing 3 colors: 5 drops of red, 3 drops of blue, 5 drops of green.
Nearest safe hex - #666633. Below you can see the block with #625627 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #625627 to the mixer and play with it.