A woman has tragically passed away after she was hit by a car near Grafton.

Just before 10:30pm on July 26, emergency services were called to the Big River Way off ramp on the Pacific Highway at Tyndale, following reports a pedestrian had been hit by a car.

Officers attached to the Coffs/Clarence Police District attended the scene and were told the woman was struck while on the Pacific Highway.

NSW Ambulance paramedics arrived and treated the 45-year-old woman at the scene.

Sadly, she could not be revived, and passed away a short time later.

The driver of the vehicle, a 62-year-old man and his passenger, were uninjured.

The driver was subjected to a roadside breath test, which returned a negative result.

A crime scene was established and an investigation into the circumstances surrounding the incident commenced.

Anyone with information or dashcam footage of the incident is urged to contact Crime Stoppers on 1800 333 000.

A report will be prepared for the information of the Coroner.