Upload photo for India - Passport 5.1 x 5.1 cm (51 x 51 mm) Size and Requirements
Country India
Document type Passport 5.1 x 5.1 cm
Passport picture size Width: 51 mm, Height: 51 mm
Resolution (DPI) 600
Image definition parameters Head must be between 70 to 80 % of the photograph from the bottom of the chin to the top of the head
Background color White
Printable photo Yes
Digital photo for online submission Yes
Digital photo size Width: 600 pixels , Height: 600 pixels
Photo Paper type matte
Detailed requrements

The photograph should be in colour and of the size of 2 inch x 2 inch (51 mm x 51 mm). - The photo-print should be clear and with a continuous-tone quality. - It should have full face, front view, eyes open. - Photo should present full head from top of hair to bottom of chin. - Center head within frame. - The background should be a plain light colored background. - There should not be any distracting shadows on the face or on the background. - Head coverings are not permitted except for religious reasons, but the facial fea tures from bottom of chin to top of forehead and both edges of the face must be clearly shown. - The expression on the face should look natural.
Source https://passport.gov.in/oci/Photo-Spec-FINAL.pdf