Design & Multimedia
Image Resize Calculator
Calculate resized image dimensions
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Frequently asked questions
What does the Image Resize Calculator do?
It helps you calculate resized image dimensions.
What inputs do I need?
Enter Original width, Original height, Target width, and Target height.
Are decimals supported?
Yes, you can use decimal values where appropriate.
Related tools
About this tool
Inputs
- Original width
- Original height
- Target width
- Target height
Results
- Resized width
- Resized height
- Scale
Numbers tell a story, and the Image Resize Calculator helps you read it. Plug in your data to see what the math reveals. Design calculations bridge creative vision and technical constraints, from pixel grids to print bleeds. DPI conversion: pixels = inches × DPI (so a 2-inch graphic at 300 DPI needs 600 pixels). Type in original width, original height, target width and target height.
The computation runs immediately, giving you resized width, resized height and scale. Whether you need to calculate resized image dimensions for a quick check or a thorough analysis, this tool adapts to both. WCAG AA requires a contrast ratio of at least 4.5:1 for normal text and 3:1 for large text. Accessibility standards (WCAG) set minimum contrast ratios to ensure text is readable for people with visual impairments. Try adjusting one input at a time to see how it affects the outcome — this is the fastest way to build intuition about the relationship between the variables.