Tailwind CSS v4 — What Actually Changed (And What It Means for Your Next.js Project)

📰 Dev.to · Malahim Haseeb

Learn what's new in Tailwind CSS v4 and how it impacts Next.js projects, with a focus on improved build times and simplified configuration

intermediate Published 21 Apr 2026
Action Steps
  1. Upgrade to Tailwind CSS v4 in your Next.js project
  2. Remove PostCSS dependency from your project configuration
  3. Explore the new oklch color palette and update your design accordingly
  4. Test and measure the build time improvements in your project
  5. Configure and optimize your project to take full advantage of the ~5× faster builds
Who Needs to Know This

Frontend developers and designers working on Next.js projects can benefit from understanding the changes in Tailwind CSS v4 to optimize their workflow and improve performance

Key Insight

💡 Tailwind CSS v4 simplifies configuration, removes PostCSS dependency, and introduces oklch colors, resulting in significantly faster build times for Next.js projects

Share This
🚀 Tailwind CSS v4 is out! 🎉 Learn what's new and how it can speed up your Next.js builds by ~5× 💻
Read full article → ← Back to Reads