Hex #5b6f3d or rgb(91,111,61) in RGB space is the tint of olive. It has hue angle of 84.00 degrees, value = 44 and saturation = 45. #5b6f3d can be obtained by mixing 4 colors: 2 drops of yellow, 3 drops of red, 5 drops of blue, 4 drops of green.
Nearest safe hex - #666633. Below you can see the block with #5b6f3d color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #5b6f3d to the mixer and play with it.