Hex #80cc4e or rgb(128,204,78) in RGB space is the tint of olive. It has hue angle of 96.19 degrees, value = 80 and saturation = 62. #80cc4e can be obtained by mixing 4 colors: 3 drops of yellow, 1 drop of blue, 5 drops of green, 3 drops of white.
Nearest safe hex - #99cc66. Below you can see the block with #80cc4e color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #80cc4e to the mixer and play with it.