Image aspect ratio fitter
Mistake: Treating a result as valid outside the described scope.
Fix: Fit social images to a target ratio without cropping; empty space uses your chosen background.
Archive · Free
Image aspect ratio fitter
Fit an image into a new aspect ratio without cropping, using colored padding. Download a PNG.
This tool is archived. Recheck its method and dated data before use.
01Enter your values
Runs in your browserRuns offline in your browser. Once the page and required files have loaded, processing needs no internet.
02Image aspect ratio fitter
Runs in your browser
How it works
Fit an image into a new aspect ratio without cropping, using colored padding. Download a PNG.
W / H
Runs in your browser
Your data stays yours
Inputs are processed on this page and are never sent to a server.
About this tool
Use tool ↑Fit an image into a new aspect ratio without cropping, using colored padding. Download a PNG.
Fit social images to a target ratio without cropping; empty space uses your chosen background.
- Enter your values
- Image
- Width
- Height
- Background
- Format
- Calculation method
W / H
- Example scenario · Result
1200 × 1200 px · PNG
Calculation method
- Fit social images to a target ratio without cropping; empty space uses your chosen background.
W / H
Image aspect ratio fitter
- Image
- 1200 × 800 px · PNG
- Width
- 1
- Height
- 1
- Background
- #ffffff
- Format
- PNG
Result
1200 × 1200 px · PNG
Frequently asked questions
How should I interpret the result?
Fit social images to a target ratio without cropping; empty space uses your chosen background.
Where does my data go?
Calculations run on your device. Form inputs are not sent to a server.
Terms and definitions
Enter your values
- Image
Fit social images to a target ratio without cropping; empty space uses your chosen background.
Choose a supported local file; it stays on your device.
- Width
Enter a whole number; fractional counts are not valid.
Minimum: 1 · Maximum: 32
- Height
Enter a whole number; fractional counts are not valid.
Minimum: 1 · Maximum: 32
- Background
Fit social images to a target ratio without cropping; empty space uses your chosen background.
Choose the actual color being compared or used.
- Format
Choose the mode that matches the data you entered.
Options: PNG · JPEG · WebP
Result
- Result
Fit social images to a target ratio without cropping; empty space uses your chosen background.
Calculated from your entries using the method below.
- Width
Fit social images to a target ratio without cropping; empty space uses your chosen background.
Calculated from your entries using the method below.
- Height
Fit social images to a target ratio without cropping; empty space uses your chosen background.
Calculated from your entries using the method below.
- Format
Fit social images to a target ratio without cropping; empty space uses your chosen background.
Calculated from your entries using the method below.
Common mistakes and quick fixes
Limits and key assumptions
- Fit social images to a target ratio without cropping; empty space uses your chosen background.
- Displayed results may be rounded; rounding does not add measurement precision.