Hex #80bf1d or rgb(128,191,29) in RGB space is the tint of olive. It has hue angle of 83.33 degrees, value = 75 and saturation = 85. #80bf1d can be obtained by mixing 3 colors: 3 drops of yellow, 1 drop of blue, 2 drops of green.
Nearest safe hex - #99cc33. Below you can see the block with #80bf1d color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #80bf1d to the mixer and play with it.