Easily convert pixels (PX) to EX with this free online CSS unit converter. Ideal for web designers, developers, and UI/UX professionals, this calculator ensures precise scaling for responsive typography, content layout, and design consistency.
✅ Perfect for scaling elements relative to the height of the lowercase ‘x’ character.
✅ Designed to simplify responsive text layout with improved readability.
Start Converting Now →
PX to EX Conversion Calculator
PX to EX Converter
Enter your PX value below to instantly convert it to EX.
- Input Field → Enter Pixel (PX) Value
- Font Size Input → Enter Base Font Size (default: 16px)
- Convert Button → Instantly Calculate EX Value
- Copy Button → One-click copy for easy use in CSS code
- Reset Button → Clear your inputs with one click
Example Calculation:
16px = 1ex (based on standard font size)PX to EX Conversion Table (Based on 16px Base Font Size)
| PX | EX |
|---|---|
| 8px | 0.5ex |
| 10px | 0.625ex |
| 12px | 0.75ex |
| 16px | 1ex |
| 20px | 1.25ex |
| 24px | 1.5ex |
| 32px | 2ex |
| 48px | 3ex |
| 64px | 4ex |
| 100px | 6.25ex |
Use this table for common conversions in CSS for better scalability.
How to Use the PX to EX Converter?
Step 1: Enter your pixel value in the input field.
Step 2: Enter your desired base font size (default: 16px).
Step 3: Click the “Convert” button to get the EX value instantly.
Step 4: Use the copy button to grab the calculated EX value for quick use in your CSS code.
Step 5: Reference the conversion table for standard values.
💡 Pro Tip: EX is ideal for typographic designs where character height consistency is required.
When to Use PX vs EX in CSS?
PX (Pixel)
✅ Best for fixed-size elements where precision is required.
✅ Ideal for icons, borders, and elements that shouldn’t scale.
EX (X-Height)
✅ Preferred for elements that should scale relative to the height of the lowercase ‘x’.
✅ Best used for defining content height, ensuring consistent spacing across layouts.
Which One Should You Use?
- Use PX for precise, fixed-size elements.
- Use EX for improved text flow and scalable designs.
FAQs About PX to EX Conversion
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