The Preakness Stakes on May 18 is the main event, and Michelle said the trends this year are bold and bright. So, when considering what to wear, envision blossoming into a new season.

The Preakness was the site of Lukas’ first win in the Triple Crown series with Codex in 1980 and his last with Oxbow in 2013. In between, he dominated the sport and, in Baffert’s words ...