Plain English

Inverts the colours — black becomes white and white becomes black. Put it before any field to make white text on a black background. Works with text, barcodes, and graphics.

When to use

When you want white text on a filled black bar, or any inverted/knockout effect.

Syntax

^FR

Example

^XA
^FO50,50^GB400,50,50^FS
^FO60,55^FR^A0N,35,35^FDWhite on black^FS
^XZ

Filled bar with reversed (white) text on top

Try it in the playground View all ZPL commands