For the occasion, she donned a matching blazer and trousers.

Lively opted to wear her double-breasted blazer sans undershirt, the jacket buttoning around her sternum.

She mixed the no-nonsense suiting cut with a funky pattern.

NEW YORK NEW YORK  JUNE 10 Blake Lively wearing CHANEL attends the CHANEL Tribeca Festival Artists Dinner at The Odeon…

Sean Zanni

Similarly, Livelys bottoms featured hot pink, orange, blue, and green Cs and electric flowers.

Maybe its Livelys ease (and carefree beachy waves) that gives the outfit a pajama-esque feel.

Or, in this case, maybe bed to night.

NEW YORK NEW YORK  JUNE 10 Blake Lively wearing CHANEL attends the CHANEL Tribeca Festival Artists Dinner at The Odeon…

New Vision/Getty Images