A blue seersucker blazer makes for a lightweight and textured look. Pair it with a crisp white shirt to maintain a clean and classic appearance. Add a striped tie to introduce a subtle pattern and tie the outfit together. Opt for navy jeans that are well-fitted to balance casual and formal elements. Complete the ensemble with brown derby brogues, adding a touch of sophistication and contrast. This combination is perfect for smart casual events and summer gatherings.