Hex #78b33c or rgb(120,179,60) in RGB space is the tint of olive. It has hue angle of 89.75 degrees, value = 70 and saturation = 66. #78b33c can be obtained by mixing 4 colors: 5 drops of yellow, 3 drops of red, 4 drops of cyan, 5 drops of green.
Nearest safe hex - #66cc33. Below you can see the block with #78b33c color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #78b33c to the mixer and play with it.