Can you know this?

I take from bulbapedia.bulbagarden.net and this is from episode 118 of Pokémon: Best Wishes! (episode 34 of Pokémon: Best Wishes! Season 2; or episode 10 of Pokémon: Best Wishes! Season 2, Episode N)
This is the photo of young N in the anime.
Can you know the N's clothing color (I have answer 1 of 2 question)?
T-SHIRT color: light yellow
Pants color: ?