Hex #4b8128 or rgb(75,129,40) in RGB space is the tint of olive. It has hue angle of 96.40 degrees, value = 51 and saturation = 69. #4b8128 can be obtained by mixing 4 colors: 5 drops of yellow, 4 drops of blue, 4 drops of green, 4 drops of black.
Nearest safe hex - #339933. Below you can see the block with #4b8128 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #4b8128 to the mixer and play with it.