Hex #407815 or rgb(64,120,21) in RGB space is the tint of olive. It has hue angle of 93.94 degrees, value = 47 and saturation = 83. #407815 can be obtained by mixing 4 colors: 1 drop of yellow, 1 drop of magenta, 4 drops of green, 2 drops of black.
Nearest safe hex - #336600. Below you can see the block with #407815 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #407815 to the mixer and play with it.