PARIS — The skies over Paris were yellow, ignited by a glorious golden sunset.

The partying fans’ shirts were yellow, Colombians making themselves at home on the Champs-Elysees.

But the yellow that counted most was the iconic jersey that fit so snugly on the slim shoulders of Egan Bernal.

His crowning Sunday as the Tour de France’s youngest post-World War II champion, and its first from South America, heralded the birth of a new supernova in the cycling universe.

Winning a Tour for the ages at the unusually young age of 22 immediately prompted the question: How many more might he win?