But none of the green you'll see this year - well, that you'll ever see - is as green as olo. SHAPIRO: That is a new color that you can only see in a lab at UC Berkeley using a laser. It's been ...

But in the lab, that's how you get olo. SHAPIRO: Participants describe it as resembling the emerald green of a peacock, but saturated to a level they've never experienced.