Wearing a chino suit should be fine. I’d probably go with navy and a white shirt, white linen square and a wedding tie (black and white houndstooth or glen plaid check). For shoes, I’d go with a plain black captoe (if wearing khaki, go with a dark burgundy or brown pair).
As for brands:
- Suit: L.L.Bean Signature
- Shirt: Brooks Brothers Extra Slim Fit
- Tie: Kent Wang 6-fold
- Shoes: Allen Edmonds
- Square: Kent Wang or Howard Yount