The size
Canadian passport photos are 50 mm wide and 70 mm tall (about 2 × 2¾ inches), which is 591 × 827 pixels at 300 dpi.
Face measurements
The distance from chin to crown should be between 31 and 36 mm. The face should be centred and the head straight.
Background and expression
Plain white background with no shadows, neutral expression with the mouth closed, and eyes open and clearly visible.
Make it with PicFitter
Open the Canada passport photo maker, crop to 50 × 70 mm and download. Then use the print sheet to print copies.
Check the rules
Always confirm current requirements on the official Government of Canada website, as they can change.