Hex #80c51a or rgb(128,197,26) in RGB space is the tint of olive. It has hue angle of 84.21 degrees, value = 77 and saturation = 87. #80c51a can be obtained by mixing 4 colors: 5 drops of yellow, 1 drop of cyan, 3 drops of green, 1 drop of black.
Nearest safe hex - #99cc33. Below you can see the block with #80c51a color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #80c51a to the mixer and play with it.