Hex #607440 or rgb(96,116,64) in RGB space is the tint of olive. It has hue angle of 83.08 degrees, value = 45 and saturation = 45. #607440 can be obtained by mixing 3 colors: 3 drops of yellow, 3 drops of blue, 2 drops of black.
Nearest safe hex - #666633. Below you can see the block with #607440 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #607440 to the mixer and play with it.