SSC Signature Width and Height Tool – CM, Pixels, DPI & KB
SSC Signature Width and Height Tool
Use the SSC Signature Width and Height Tool above to calculate signature dimensions in centimetres and pixels. Enter the required width, height and DPI to obtain approximate pixel dimensions before resizing your signature image.
The tool is designed for candidates who receive signature instructions in centimetres but need to enter pixel dimensions in an image editor. It also helps explain the relationship between width, height, DPI, file format and file size in KB.
How to Use the SSC Signature Width and Height Tool
- Check the signature requirements for your examination.
- Enter the required width in centimetres.
- Enter the required height in centimetres.
- Select the DPI used for the conversion.
- Choose a preset such as 6 × 2 cm or 4 × 2 cm when applicable.
- Select Custom Dimensions when another size is required.
- Review the calculated width and height in pixels.
- Upload a clear photograph or scan of your signature.
- Crop excessive blank space around the handwriting.
- Resize the image while preserving its natural proportions.
- Export it in the format requested by the application portal.
- Compress it into the required KB range when necessary.
The pixel result depends on the selected DPI. It is a mathematical conversion, not a universal pixel requirement for every SSC examination.
What Is the Correct SSC Signature Width and Height?
There is no single width and height that should automatically be used for every SSC examination without checking the relevant instructions.
Recent SSC materials commonly describe the signature using a combination of:
- Width and height in centimetres
- JPEG or JPG image format
- A file-size range in kilobytes
- Horizontal orientation
- Clear and legible handwriting
A commonly stated physical size in recent instructions is approximately 6.0 cm wide and 2.0 cm high. Some official application materials have also referred to approximately 4.0 cm wide and 2.0 cm high.
For this reason, the tool should provide both presets and allow candidates to enter custom width and height values.
SSC Signature Width and Height Overview
| Property | Commonly stated guidance |
|---|---|
| Physical dimensions | Approximately 6.0 × 2.0 cm in many recent instructions |
| Alternative dimensions | Approximately 4.0 × 2.0 cm in some materials |
| File format | JPEG or JPG |
| File size | Frequently 10 KB to 20 KB |
| Orientation | Horizontal |
This table is general guidance rather than a substitute for an exam-specific notification. Requirements may change or differ between application systems.
How to Convert Signature Width and Height From CM to Pixels
Centimetres describe a physical measurement, while pixels describe the digital dimensions of an image. The DPI value connects these two units.
There are 2.54 centimetres in one inch. The calculation first converts the centimetre measurement into inches and then multiplies it by the selected DPI.
Example: Convert 6 CM Width at 300 DPI
Example: Convert 2 CM Height at 300 DPI
Therefore, a 6 × 2 cm signature at 300 DPI is approximately 709 × 236 pixels after rounding to whole pixels.
6x2 CM Signature Width and Height in Pixels
The following table shows the approximate digital dimensions of a 6 × 2 cm signature at several common DPI values.
| DPI | Width | Height | Approximate result |
|---|---|---|---|
| 72 DPI | 170 pixels | 57 pixels | 170 × 57 px |
| 96 DPI | 227 pixels | 76 pixels | 227 × 76 px |
| 150 DPI | 354 pixels | 118 pixels | 354 × 118 px |
| 300 DPI | 709 pixels | 236 pixels | 709 × 236 px |
These figures are mathematical conversions. They should not be presented as mandatory pixel dimensions unless the applicable application instructions request them.
4x2 CM Signature Width and Height in Pixels
The following table shows approximate dimensions for a 4 × 2 cm signature.
| DPI | Width | Height | Approximate result |
|---|---|---|---|
| 72 DPI | 113 pixels | 57 pixels | 113 × 57 px |
| 96 DPI | 151 pixels | 76 pixels | 151 × 76 px |
| 150 DPI | 236 pixels | 118 pixels | 236 × 118 px |
| 300 DPI | 472 pixels | 236 pixels | 472 × 236 px |
Use this preset only when the relevant notification or application portal specifically requests approximately 4 × 2 cm.
Why Does the Pixel Width and Height Change With DPI?
DPI determines how many digital units are used to represent each inch of physical space. Increasing the DPI adds more pixels without changing the stated physical dimensions.
For example, both of these results can represent a 6 × 2 cm image:
- Approximately 227 × 76 pixels at 96 DPI
- Approximately 709 × 236 pixels at 300 DPI
The centimetre dimensions remain the same, but the higher-DPI image contains more digital information.
This is why a centimetre measurement cannot be converted into one fixed pixel size without selecting a DPI.
Width, Height, Aspect Ratio and Image Shape
Width describes the horizontal measurement of the signature image. Height describes its vertical measurement.
The relationship between width and height is called the aspect ratio. Maintaining the original aspect ratio helps prevent the handwriting from becoming distorted.
6x2 CM Aspect Ratio
A 6 × 2 cm image has a 3:1 aspect ratio. It is three times as wide as it is high.
4x2 CM Aspect Ratio
A 4 × 2 cm image has a 2:1 aspect ratio. It is twice as wide as it is high.
Because these aspect ratios differ, changing between them without cropping or adding blank space can stretch the handwriting.
Fit, Crop or Stretch: Which Option Should You Use?
Fit
The Fit option preserves the natural proportions of the complete signature and places it inside the target canvas.
Some blank space may remain when the original image and target dimensions use different aspect ratios.
Fit is generally the safest option when preventing distortion is the main priority.
Crop
Cropping removes unnecessary background outside a selected area. It is useful when the source photograph contains too much blank paper, shadows or surrounding objects.
Leave a small margin around the complete signature. Do not cut the first, last or lower strokes of the handwriting.
Stretch
Stretching forces the image to fill the exact width and height. It may make the signature appear too wide, narrow, tall or flat.
Avoid stretching unless the original image already has nearly the same aspect ratio as the required output.
CM, Pixels, DPI and KB: What Is the Difference?
Centimetres
Centimetres describe the physical width and height requested by an application instruction.
Pixels
Pixels describe digital width and height. Image editors and browser tools normally display dimensions in pixels.
DPI
DPI connects physical dimensions with digital resolution. It determines how many pixels represent each inch.
Kilobytes
KB describes how much storage the file uses. It does not directly describe the width or height.
Two images may have identical dimensions but different file sizes because KB is also affected by:
- Image format
- Compression level
- Background detail
- Number of colours
- Metadata
- Visual complexity
SSC Signature Width, Height and File Size
A signature can have the correct width and height but still exceed the allowed KB limit. It can also be within the required file-size range but use incorrect dimensions.
You may therefore need to complete two separate tasks:
- Resize the image to the required width and height.
- Compress the resized image into the allowed KB range.
When your form accepts any value between 10 KB and 20 KB, use our Resize Signature to 10-20 KB tool .
When the form specifies a maximum close to 20 KB, use our Signature Resizer 20KB .
How to Prepare a Clear Signature Image
Use Plain Paper
Sign on clean, unruled paper without patterns, stains or folds. A simple background makes cropping easier and keeps the handwriting visually clear.
Create Strong Contrast
Use ink that creates clear contrast against the paper. Follow any ink-colour requirement stated in the applicable notification rather than relying on a general assumption.
Write at a Natural Size
Do not create a miniature signature. The handwriting should occupy most of the available area while retaining a small margin around every side.
Use Even Lighting
When capturing the image with a mobile phone, use bright and even lighting. Avoid shadows from your hand, phone or nearby objects.
Keep the Camera Parallel
Hold the phone directly above the paper. An angled photograph can distort the width and height and make one side appear larger than the other.
Crop Excessive Blank Space
Too much empty paper makes the signature appear very small after resizing. Crop most of the unused background without removing any handwriting stroke.
How to Use the Tool on a Mobile Phone
- Sign naturally on clean paper.
- Place the paper on a flat surface.
- Use bright, even lighting.
- Hold the phone directly above the signature.
- Tap the handwriting area to focus.
- Capture more than one photograph.
- Select the clearest image.
- Upload it to the width and height tool.
- Select the required preset or enter custom dimensions.
- Review the calculated pixels.
- Crop, resize and compress the image.
- Open the downloaded file before submitting it.
Is 140x60 the Correct SSC Signature Width and Height?
Do not assume that 140 × 60 pixels is universally required for every SSC examination.
A 140 × 60 pixel image has an aspect ratio of approximately 7:3. This does not exactly match either the 3:1 ratio of a 6 × 2 cm image or the 2:1 ratio of a 4 × 2 cm image.
Use 140 × 60 pixels only when the relevant form or notification specifically requests that digital size.
For a portal that explicitly requests that output, use our Signature Resize 140x60 tool .
Common Width and Height Problems
The Tool Gives a Different Result From Another Calculator
Check whether both tools use the same DPI and rounding method. Different DPI values produce different pixel dimensions.
The Signature Looks Stretched
The target width and height probably use a different aspect ratio from the source image. Select Fit or Maintain Aspect Ratio instead of forcing the image into an unrelated shape.
The Signature Looks Too Small
The source image may contain too much blank background. Crop unnecessary paper so the handwriting occupies more of the output area.
Part of the Signature Is Missing
The crop selection may be too tight. Return to the original image and leave a small safety margin around every side.
The Signature Looks Blurry
Possible causes include:
- An unclear original photograph
- Incorrect camera focus
- Very small output dimensions
- Excessive JPEG compression
- Repeated editing and saving
- Enlargement of a tiny source image
Begin with a sharper original image instead of repeatedly editing a low-quality copy.
The Application Portal Rejects the Image
Check all of the following:
- The current examination instructions
- Required width and height
- DPI, when applicable
- File size in KB
- JPEG or JPG format
- Horizontal orientation
- Image clarity
- Amount of blank space
- Whether the complete signature is visible
- Filename and upload restrictions
Signature Privacy and Image Processing
A signature is personal information. Before using an online tool, review its privacy information and understand how files are processed.
A transparent tool should explain:
- Whether processing occurs inside the browser
- Whether the image is uploaded to a remote server
- Whether uploaded files are temporarily stored
- When stored files are deleted
- Whether third-party services receive the image
- Whether the website uses HTTPS
Only publish a browser-processing or automatic-deletion claim when it accurately describes how the tool actually works.
Final SSC Signature Checklist
- The latest examination instructions have been checked.
- The correct width and height have been selected.
- The appropriate DPI has been used for conversion.
- The complete signature remains visible.
- The handwriting has not been stretched.
- The image is horizontally aligned.
- The requested JPG or JPEG format is used.
- The file is within the allowed KB range.
- The downloaded image opens correctly.
- The original image has been kept as a backup.
Frequently Asked Questions
What is the SSC Signature Width and Height Tool?
It is a calculator and image-preparation tool that converts physical signature measurements into approximate pixel dimensions using a selected DPI.
What is the correct SSC signature width and height?
Recent instructions commonly mention approximately 6 × 2 cm, but other official materials may use different dimensions. Check the applicable notification before selecting a preset.
What is 6x2 cm in pixels?
At 96 DPI, 6 × 2 cm is approximately 227 × 76 pixels. At 300 DPI, it is approximately 709 × 236 pixels.
What is 4x2 cm in pixels?
At 96 DPI, 4 × 2 cm is approximately 151 × 76 pixels. At 300 DPI, it is approximately 472 × 236 pixels.
Which DPI should I select?
Use the DPI requested by your workflow or image editor. When no DPI is specified, do not describe one setting as an official universal requirement.
Are width and height the same as file size?
No. Width and height describe image dimensions, while KB describes storage. Both may need to be adjusted separately.
Can I use the tool on a mobile phone?
Yes. A responsive browser-based tool can work on Android phones, iPhones, tablets and desktop computers.
Does the tool automatically make the image 20KB?
Not necessarily. Dimension conversion and file compression are separate operations. A separate compression step may be required.
Is 140x60 the official size for every SSC examination?
No. Use 140 × 60 pixels only when the relevant application instructions specifically request that output.
Why does my converted signature look blurry?
The original image may be unclear, the output dimensions may be too small or too much compression may have been applied.
Is this website affiliated with SSC?
No. SSC Signature Resize is an independent image-preparation website and is not operated by the Staff Selection Commission or another government authority.
Information and Independence Notice
This website is an independent image-resizing resource. It is not affiliated with, endorsed by or operated by the Staff Selection Commission or another government authority.
Examination requirements may change. Always verify the current notification and live application instructions before uploading a signature.
