Why are the Phillies wearing blue uniforms in the World Series?

Philadelphia Phillies - Wikipedia

Phillies reach World Series for 1st time since 2009, will face Astros

World Series: Struggling Phillies Bring Back Memories of 1983 - The New York Times

Castellanos hits 2 homers again, powers Phillies past Braves 3-1 and into 2nd straight NLCS

975TheFanatic on X: The Phillies will be wearing their powder blue uniforms in game four of the NLDS tomorrow night. Are these the best uniforms in the city? 📸 Tim Nwachukwu/Getty Images

Robinson's 42 In Dodger Blue For All Uniforms On April 15

The Curious Case of Oddities in Cardinals Uniform History - Viva El Birdos

Red Sox Uniform Goes Yellow And Blue For Nike's MLB City Connect Series — College Baseball, MLB Draft, Prospects - Baseball America

2023 MLB Uniform Rankings