UPDATE: Matt Gelb reports, the Phillies will wear the grey jerseys and blue hats, despite the original artwork sent over from MLB. Also per Gelb, Dom Brown has a first degree sprain of the UCL in his right thumb. He'll be out 5-7 days.
UPDATE 2: Here they are via the Phillies' Twitter:
Original post, after the jump.
Per MLB, the Phillies will be wearing one of these two jerseys tomorrow… waiting on confirmation as to which ones. I'm guessing it's a safe bet that the Phillies will be wearing the grey ones, considering the Braves are wearing white.
Here are the Braves jerseys, confirmed via their Twitter: