Hex #5b8618 or rgb(91,134,24) in RGB space is the tint of olive. It has hue angle of 83.45 degrees, value = 53 and saturation = 82. #5b8618 can be obtained by mixing 4 colors: 5 drops of yellow, 2 drops of blue, 3 drops of green, 4 drops of black.
Nearest safe hex - #669900. Below you can see the block with #5b8618 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #5b8618 to the mixer and play with it.