RRB (All Exams) Signature Resizer
(10KB - 20KB)
Resize and compress signature for Railway RRB recruitments (NTPC, Group D, ALP, Technician, JE). Auto-crop to 140x60 pixels (50x20mm), 10KB-20KB JPG strictly in black ink on white paper.
Official RRB (All Exams) Signature Specifications
Verified criteria mandated by Railway RRB Signature Resizer Online (All Railway Exams) recruitment portal.
📌 Railway Recruitment Board (RRB) Official Signature Guidelines:
All Railway Recruitment Boards (RRB) and Railway Recruitment Cells (RRC) mandate signature image dimensions of 140 x 60 pixels (approx 50 mm x 20 mm). The file format must be JPG/JPEG with file size strictly between 10 KB and 20 KB (or up to 30KB-50KB for special portal scans). Signature MUST be signed in running handwriting with a BLACK INK pen on plain white paper.
| Requirement Parameter | Official Mandated Value |
|---|---|
| Official Portal Source | 🏛️ Railway Recruitment Control Board (RRB) (rrbcdg.gov.in)Ministry of Railways, Govt of India • Sourced from official candidate bulletin |
| Pixel Dimensions | 140 x 60 pixels (Width x Height) |
| Dimensions in CM | 5 cm x 2 cm |
| Allowed File Size Limit | 10 KB to 20 KB (Target: 18 KB) |
| Image File Format | JPEG / JPG format |
| Pen Ink Color | Black Ink Pen |
| Background Paper | Plain White Paper (Use our built-in paper whitening tool) |
| Mandatory Rules | Standard 140x60 px (50x20 mm) dimension for all Railway Recruitment Boards (RRB/RRC). Black ink pen only. Capital/Block letters strictly rejected. |
The specifications listed above (140×60 px, 10KB–20KB JPEG format) are compiled from official notification standards issued by Railway Recruitment Control Board (RRB).
Transparency Disclaimer: Result91 is an independent client-side image utility created to help students format compliant documents. We are not officially affiliated with Railway Recruitment Control Board (RRB). Always check the official portal at rrbcdg.gov.in ↗ for the latest notification updates.
🚀 How to Resize & Prepare Your Signature for RRB (All Exams)
Upload Signature
Upload a photo of your signature signed with black or blue pen on clean white paper.
Auto-Configured
Dimensions (140x60 px) and 18 KB limit apply automatically.
Whiten & Darken
Enable 'White Paper Cleaner' to remove yellow room light and boost black ink contrast.
Download JPG
Download your optimized, portal-ready JPEG signature with zero upload rejection.
Dimensions, Ratios & KB Size Signature Resizers
Compress and format your signature by exact pixel dimensions, centimeters (cm), aspect ratios, or target file size limits (KB).
Pixel Dimension Subpages (140x60, 300x80, 80x80, 800px)
11Centimeter (CM) & Physical Metric Subpages (6x2cm, 4x2cm, 3.5x1.5cm)
7Aspect Ratio & Format Subpages (5:2 Landscape, 2:1 Ratio, 4.5cm, 5cm)
4Strict File Size (KB Limit) Target Resizers
10Browse Exam & Recruitment Board Signature Presets
Select your recruitment board, commission, or government application portal below to auto-configure official signature guidelines, dimensions, and KB limits.
Staff Selection Commission (SSC Exams)
10Indian Railways (RRB Recruitments)
5Banking & Insurance Exams (IBPS, SBI, RBI)
5UPSC & Defence (Civil Services, NDA, CDS, AFCAT)
4Entrance & Teaching (NEET, GATE, JEE, CTET, CAT)
8State PSCs & Police Recruitments (BPSC, UPPSC, CG Vyapam, HSSC, TSLPRB)
10Postal, Identity & Subordinate Portals (India Post, PAN, DL, DSSSB, Courts)
7Supported Format Variations & Related Search Terms
This tool automatically complies with all of the following specifications, format terms, and search variations for RRB (All Exams):
Whether you need to resize signature for RRB (All Exams), convert to 140 × 60 pixels (5 × 2 cm), or compress within 10 KB – 20 KB JPG with paper background whitening, this single utility handles it all in 1-click.
Frequently Asked Questions (RRB (All Exams) Signature Resizing & Specifications)
Official dimensions (140x60 px), KB limits (10–20 KB), ink requirements, and rejection prevention rules.
1What is the official signature size for Railway RRB exams?▼
Railway RRB portals require signatures to be 140 x 60 pixels (5.0 cm x 2.0 cm or 50 mm x 20 mm) with file size strictly between 10 KB and 20 KB in JPG format.
2Can I use blue ink for Railway RRB application forms?▼
No! Railway Recruitment Boards explicitly instruct candidates to sign using a BLACK INK PEN on clean white paper. Blue ink signatures are liable to rejection.
3Why are signatures in capital letters rejected in RRB exams?▼
Signatures in BLOCK/CAPITAL letters do not constitute valid cursive running handwriting and lead to immediate candidate disqualification.
4How to resize signature to 30KB or 50KB for Railway portals?▼
Our adaptive compression engine ensures your signature file stays precisely in the safe zone (15-19 KB), well within the 10KB to 20KB / 30KB threshold with sharp pen stroke contrast.
Complete Exam & Recruitment Upload Toolkit
Everything you need to format, crop, enhance, and compress your application documents to official government standards.
Exam Photo Resizer
20 KB – 50 KB & DOP StampingResize passport photos to 200×230 px, 350×350 px or 4×6" Postcard. Add Candidate Name & Date of Photo (DOP) bar.
Signature ResizerActive
10 KB – 20 KB & White BG CleanerCrop signature scans to 140×60 px or 5:2 landscape ratio. Auto-remove gray shadows and boost pen ink clarity.
Digital Signature Creator
Free Draw Pad & E-Signature PadDraw your smooth cursive signature directly on screen using touch or mouse. Download transparent PNG or white JPG.
Thumb Impression Resizer
10 KB – 20 KB Biometric ContrastFormat Left Thumb Impression (LTI) scans with enhanced ridge clarity and exact portal dimensions in JPG format.