# Tailwind CSS v4.1.4 — Release & Upgrade Intelligence
- **Product:** Tailwind CSS (https://tailwindcss.com)
- **Version:** v4.1.4
- **Released:** Apr 14, 2025
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/tailwind/updates/v4.1.4/

## Executive Summary (TL;DR)
Tailwind CSS v4.1.4. Source highlight: Add experimental `@tailwindcss/oxide-wasm32-wasi` target for running Tailwind in browser environments like StackBlitz (#17558)

## New Features
- Add experimental `@tailwindcss/oxide-wasm32-wasi` target for running Tailwind in browser environments like StackBlitz (#17558)

## Bug Fixes
- Ensure `color-mix(…)` polyfills do not cause used CSS variables to be removed (#17555)
- Ensure `color-mix(…)` polyfills create fallbacks for theme variables that reference other theme variables (#17562)
- Fix brace expansion in declining ranges like `{10..0..5}` and `{0..10..-5}` (#17591)
- Work around a Chrome rendering bug when using the `skew-*` utilities (#17627)
- Ensure container query variant names can contain hyphens (#17628)
- Ensure `shadow-inherit`, `inset-shadow-inherit`, `drop-shadow-inherit`, and `text-shadow-inherit` inherit the shadow color (#17647)

## Upgrade Command
```bash
npm install --save-exact tailwindcss@4.1.4
```