SAN FRANCISCO — When Tennessee athletic director John Currie called Tony Vitello in the summer of 2017 and asked him to interview for the head coaching job, Vitello didn’t have much time to think. Everything was coming at him quickly, but as he packed for the interview, he figured he should be prepared for what might happen if all went well.Vitello grabbed the only orange shirt he had, a Nike golf polo he occasionally would wear on recruiting trips because it kept him cooler than some other options in his closet. Currie soon offered Vitello the job, and a day later, he sat down at a table at the airport to sign a life-altering contract. He knew exactly what to wear.“I thought, let’s get this going with some orange,” he recalled this spring. “And little did I know, I offended everybody in Vol nation.”As the ink dried on that deal, Vitello learned a valuable lesson about pantones. That shirt was closer to the orange worn by SEC rival Florida than to Tennessee’s shade, but it didn’t take long for everyone to forget the fashion faux pas. Vitello quickly turned a bottom-tier program into a contender, and eventually a...