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⚡ Railway Recruitment Board Standard

RRB Photo & Signature Resizer

Resize and compress candidate photograph and signature uploads according to official RRB employment notification rules.

Upload Photo or Signature

Upload Your Photo or Signature

Drag and drop file here, paste image, or click to browse

JPG, JPEG, PNG | Max 5 MB

Select RRB Presets

Enhancement & Compression

Brightness 100%
Contrast 100%
Target File Size (KB Limit) Engine will auto-compress below this size
40 KB

Resized Photo / Signature Preview

Resized output
Width & Height -- x --
DPI Resolution --
File Format JPEG
File Size (KB) --

RRB Registration Slip Preview

RAILWAY RECRUITMENT BOARD (RRB) CENTRALIZED EMPLOYMENT NOTICE (CEN)
Registration ID RRB-CEN-2026048
Candidate Name CANDIDATE NAME
Post Category NTPC (Non-Technical Popular Categories)
Photo
(3.5x4.5cm)
Signature
Interactive Slip Customization

How to Resize Photo & Signature for Railway Recruitment Board (RRB)

The Railway Recruitment Board (RRB) manages recruitments for group C, group D, and various technical/non-technical roles (like ALP, NTPC, Je, and RPF). When candidates register online via the RRB portals, uploading high-quality, correctly dimensioned signature images and photographs is a vital step. Because these forms process millions of applicants, the automated validators strictly check files. Any discrepancies can trigger immediate application rejection.

Our **RRB Photo Resizer** automates the formatting process. It crops your uploaded image to the exact 3.5cm x 4.5cm frame, adjusts the DPI resolution to 300 DPI, and compresses the JPEG format below the official limits—preventing application rejections instantly.

Official RRB Photograph & Signature Specifications

Specification Photo Requirements Signature Requirements
Physical Size 3.5 cm (Width) x 4.5 cm (Height) 4.0 cm (Width) x 1.5 cm (Height)
Resolution (DPI) 300 DPI (Dots Per Inch) 300 DPI (Dots Per Inch)
File Size Range 20 KB to 50 KB 10 KB to 20 KB
Acceptable Formats JPEG / JPG (Color, Light Background) JPEG / JPG (Black Ink recommended)

Guidelines for Photograph Validity

  • The photograph must be recent and clear.
  • **Spectacles/Caps:** The photograph must be taken without spectacles, caps, or goggles. Both ears must be clearly visible.
  • **Focus:** Face must occupy about 70-80% of the photograph area. Avoid side-pose profiles.

Official Portal Links

Access the official RRB dashboard to submit your verified registration credentials and documents:

Official RRB Website

Frequently Asked Questions (FAQ)

Q1. Why are spectacles not allowed in RRB photos?

To ensure biometric matching, the RRB rules state that glare or frame occlusion over the eyes will lead to rejection. Therefore, photos with spectacles are rejected.

Q2. What should be the background color?

A solid white or very light gray background is officially recommended. Dark or patterned backgrounds will cause the validation system to reject the file.

Q3. What happens if my file size is larger than 50KB?

The RRB file upload field enforces strict constraints. Any file larger than 50KB will fail to upload. Our tool compresses files below this limit while retaining sharp details.

Q4. How does the crop tool lock the aspect ratio?

The crop window is configured with standard ratios (e.g. 3.5:4.5 for photo, 4:1.5 for signature). No matter how big you expand or contract the box, the output dimensions will remain in the correct proportion.