Hex #404e2b or rgb(64,78,43) in RGB space is the tint of olive. It has hue angle of 84.00 degrees, value = 31 and saturation = 45. #404e2b can be obtained by mixing 4 colors: 3 drops of red, 3 drops of blue, 4 drops of green, 2 drops of black.
Nearest safe hex - #336633. Below you can see the block with #404e2b color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #404e2b to the mixer and play with it.