Hex #80b550 or rgb(128,181,80) in RGB space is the tint of olive. It has hue angle of 91.49 degrees, value = 71 and saturation = 56. #80b550 can be obtained by mixing 4 colors: 3 drops of yellow, 5 drops of green, 5 drops of white, 3 drops of black.
Nearest safe hex - #99cc66. Below you can see the block with #80b550 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #80b550 to the mixer and play with it.