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

When do the Phillies play? NLDS Game 4 vs. Braves pushed to 8:07 start

The Phillies have not yet received their alternate uniforms, but there's a reason for that

Ranking MLB's all-time greatest uniforms - ESPN

Astros-Phillies updates: How Houston tied the series

Phillies to wear powder blue jerseys in 2018 - The Good Phight

The long and storied history of MLB teams taking the field in blue uniforms - ESPN

Phillies to wear powder blue uniforms in Game 4 - The Athletic

Phillies play like aces in old-school uniforms – Delco Times

Uni Watch World Series Preview: A Deep Dive on the Phillies' Uniforms

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

Philadelphia Phillies knock out 104-win Atlanta Braves to book return trip to NLCS, MLB

Which Uniforms Will the Phillies Wear on Thursday Night?

Rumor: Philadelphia Phillies to Wear Powder Blue Uniforms for World Series Game 5 - Sports Illustrated Inside The Phillies

World Series: Philadelphia Phillies strike first in World Series, beat Houston Astros in Game 1 extra innings thriller

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