Hex #78973c or rgb(120,151,60) in RGB space is the tint of lime. It has hue angle of 80.44 degrees, value = 59 and saturation = 60. #78973c can be obtained by mixing 4 colors: 3 drops of yellow, 5 drops of red, 4 drops of cyan, 5 drops of green.
Nearest safe hex - #669933. Below you can see the block with #78973c color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #78973c to the mixer and play with it.