QRCode has no component tokens of its own. It reads the global tokens, which you set in the token file your theme is generated from.
QRCode has no component tokens of its own. It reads the global tokens below. Set one under components.QRCode to change it for QRCode only, or at the top level to change every component.
Global Tokens
The global tokens QRCode reads. Set one under components.QRCode to change it for QRCode only, or at the top level to change every component.