When it comes to pairing black jeans and white sneakers, you have a lot of flexibility in terms of shirt color choices. Here are a few options that generally work well:

1. White: A classic and clean choice that complements both the black jeans and white sneakers. It creates a fresh and minimalist look.
2. Gray: A versatile and neutral color that adds a touch of sophistication. Light gray, in particular, can create a subtle contrast against the black jeans.
3. Navy blue: A deep shade of blue that contrasts nicely with the black jeans and adds a pop of color. It offers a stylish and timeless combination.
4. Olive green: A muted, earthy tone that can add a touch of uniqueness to the outfit. It pairs well with both the black jeans and white sneakers.
5. Burgundy: A rich, deep red color that can create an interesting and eye-catching contrast with the black jeans and white sneakers. It’s a bolder choice that can make a statement.