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[Back to 1 Perceivable index](index.md)
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# 1.4.9 Images of Text (No Exception)
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- Level: AAA
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- Guideline: 1.4 Distinguishable
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- Principle: 1 Perceivable
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## What it is
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Images of text are only used for pure decoration or where a particular presentation of text is essential to the information being conveyed.
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## How to test
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- Check: Images of text are only used for pure decoration or where a particular presentation of text is essential to the information being conveyed.
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- Use the sufficient techniques below as acceptable methods when applicable.
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## Sufficient techniques (W3C)
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- C22: Using CSS to control visual presentation of text
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- C30: Using CSS to replace text with images of text and providing user interface controls to switch
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- G140: Separating information and structure from presentation to enable different presentations
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- PDF7: Performing OCR on a scanned PDF document to provide actual text
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## Advisory techniques (W3C)
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- C12: Using percent for font sizes
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- C13: Using named font sizes
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- C14: Using em units for font sizes
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- C8: Using CSS letter-spacing to control spacing within a word
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- C6: Positioning content based on structural markup
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## Notes
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- Note: Logotypes (text that is part of a logo or brand name) are considered essential.
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## Resources
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- WCAG 2.2 SC: https://www.w3.org/TR/WCAG22/#images-of-text-no-exception
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- Understanding: https://www.w3.org/WAI/WCAG22/Understanding/images-of-text-no-exception.html
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- Quick reference: https://www.w3.org/WAI/WCAG22/quickref/?versions=2.2#images-of-text-no-exception
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