Update docs

Author: adamwathan

src/pages/docs/v4-beta.mdx

@@ -872,7 +872,7 @@ We've added the ability to control the color interpolation mode for gradients us
   <div class="**bg-linear-to-r/oklch** from-indigo-500 to-teal-400"></div>
 ```
 
-Using polar color spaces like OKLCH or HSL can lead to much more vivid gradients when the `from-*` and `to-*` colors are far apart on the color wheel. We're using OKLCH by default in v4.0 but you can always interpolate using a different color space by adding one of these modifiers.
+Using polar color spaces like OKLCH or HSL can lead to much more vivid gradients when the `from-*` and `to-*` colors are far apart on the color wheel. We're using OKLAB by default in v4.0 but you can always interpolate using a different color space by adding one of these modifiers.
 
 ### Conic and radial gradients