Hex #304620 or rgb(48,70,32) in RGB space is the tint of olive. It has hue angle of 94.74 degrees, value = 27 and saturation = 54. #304620 can be obtained by mixing 4 colors: 3 drops of red, 3 drops of blue, 5 drops of green, 5 drops of black.
Nearest safe hex - #333333. Below you can see the block with #304620 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #304620 to the mixer and play with it.