Color Design and Image Tools
Calculate Aspect Ratio
100% Free No Signup Runs in Browser
Work with colors using the aspect ratio calculator, with copy-ready values where supported.
Find the ratio of a size
16:9Simplified ratio
1.7778Decimal (width ÷ height)
LandscapeOrientation
Resize while keeping the ratio
Change the width and the height updates (and vice versa) so the size stays at 16:9.
Preview of 16:9
Generated CSS
aspect-ratio: 16 / 9; width: 1280px; height: 720px;
Direct Answer
Use the Aspect Ratio Calculator when you know width and height and need the ratio, or when you know one dimension and need the matching size without stretching.
How to Use Aspect Ratio Calculator
- Use the colour picker or type a hex code directly into the text field.
- HEX, RGB, and HSL values update instantly as you pick a colour.
- Click Copy HEX, Copy RGB, or Copy HSL to copy any format.
Reference
| Feature | Details |
|---|---|
| Purpose | Complete the utility task shown on this page. |
| Input | The value or content requested by the tool. |
| Result | The generated or processed output shown on the page. |
| Best for | Quick browser-based utility work. |
| Category | Color Design and Image Tools |
| Works on | Desktop, tablet, and mobile browsers |
Useful Related Tools
Frequently Asked Questions
Is what I enter in the Aspect Ratio Calculator sent anywhere?
No. The calculation or transformation runs in your browser, so the values you type are not sent to a server or stored.
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