tailwind-merge
May 10, 2026 · View on GitHub
tailwind-merge
Utility function to efficiently merge Tailwind CSS classes in JS without style conflicts.
import { twMerge } from 'tailwind-merge'
twMerge('px-2 py-1 bg-red hover:bg-dark-red', 'p-3 bg-[#B91C1C]')
// → 'hover:bg-dark-red p-3 bg-[#B91C1C]'
- Supports Tailwind v4.0 up to v4.3 (if you use Tailwind v3, use tailwind-merge v2.6.0)
- Works in all modern browsers and maintained Node versions
- Fully typed
- Check bundle size on Bundlephobia