Yearly snapshot
Support floor
Version 2026.1.0 is calendar-based: YYYY.MAJOR.MINOR. The browser floor is reviewed and locked once a year.
| Engine | Floor |
|---|---|
| Chrome / Edge | 131+ |
| Firefox | 133+ |
| Safari / iOS | 18+ |
Required features
- CSS Container Queries
- OKLCH color space
- light-dark()
- Cascade layers
- Relative Color Syntax
The binding constraint is full Relative Color Syntax. There are no polyfills.
Shoelace said “latest two versions.” We date it. When 2027 ships, the floor moves on purpose — not because a bugfix dragged a baseline.
Install anyway → · See how that differs from Pico and Tailwind →