6 × 3 cm at a Glance
| Dimensions | 6 × 3 cm |
|---|---|
| Aspect Ratio | 2:1 |
| Shape | Landscape (wider than tall) |
| Pixels at 300 DPI | 709 × 354 px |
| Pixels at 200 DPI | 472 × 236 px |
The tool above opens on these dimensions. Change the width, height or unit if your form asks for something slightly different.
What 6 × 3 cm Is Used For
- Signature uploads on forms that ask for 6 × 3 cm.
- Thumb impressions and handwritten declarations on some forms.
Getting a Sharp Result
Use dark ink on plain white paper and photograph it straight on. Fit keeps the whole signature inside the box. If the form gives a KB range, set it under File Size and check the green ✓ before you download. Exam-specific sizes are in the Exam photo and signature resizer.
Common Dimensions: 413 × 531 px, 512 × 512 px, 600 × 600 px, 1024 × 1024 px, 1080 × 1080 px, 1080 × 1350 px, 1080 × 1920 px, 1200 × 630 px, 1200 × 1200 px, 1280 × 720 px, 1920 × 1080 px, 2000 × 2000 px, 2 × 2 Inch (Square), 3.5 × 4.5 cm, 6 × 2 cm, 6 × 3 cm and A4 Size (210 × 297 mm).
How It Works
- Choose or drop a photo.
- Type the width and height in px, inches, cm or mm, and choose Fill, Fit or Stretch. To use only part of the photo, choose Crop Photo first.
- Pick a file size such as 100 KB or type your own limit, then download.
Frequently Asked Questions
How many pixels is 6 × 3 cm?
709 × 354 pixels at 300 DPI, or 472 × 236 pixels at 200 DPI.
Can I use this for a photo?
Yes. Choose Fill instead of Fit to fill the whole 6 × 3 cm box with your photo.
What DPI should I use?
300 DPI is the usual print resolution and is what most photo requirements mean when they give a size in centimetres or inches. The DPI value is also saved inside JPG and PNG files.
Does it work on phones?
Yes. It works in modern mobile browsers, and iPhone HEIC photos open directly.
How do I get an exact file size like 20 KB or 50 KB?
Pick the size, or type your own limit. The tool finds the highest quality that fits. If the photo is still too big at the lowest quality, it can reduce the dimensions for you.