Hex #4d6633 or rgb(77,102,51) in RGB space is the tint of olive. It has hue angle of 89.41 degrees, value = 40 and saturation = 50. #4d6633 can be obtained by mixing 4 colors: 3 drops of red, 2 drops of cyan, 3 drops of green, 2 drops of black.
Nearest safe hex - #666633. Below you can see the block with #4d6633 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #4d6633 to the mixer and play with it.