$Label

A global merge field type to use when referencing a custom label.

Usage

Use this expression in a Visualforce page to access a custom label. The returned value depends on the language setting of the contextual user.​ The value returned is one of the following, in order of precedence:
  1. The local translation’s text
  2. The packaged translation’s text
  3. The master label’s text

Example

<apex:page>
   <apex:pageMessage severity="info" 
   strength="1" 
   summary="{!$Label.firstrun_helptext}" 
   />
</apex:page>