
What is line height?
Line height is the vertical distance between lines of text.
Definition
Usually set as a multiple of the font size, line height (or leading) controls how dense or airy a paragraph feels.
Why it matters
Too tight and paragraphs feel cramped and hard to track; too loose and lines drift apart. Good line height makes long reading comfortable.
How to get it right
- Body text: around 1.5 to 1.7 times the font size.
- Large headings: tighter, around 1 to 1.2.
- Keep lines to roughly 60 to 80 characters wide.
- Test on a phone.
Mistakes to avoid
- The same line height for headings and body
- Very wide paragraphs
- Cramped body text
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What is line height?
Line height is the vertical distance between lines of text. Usually set as a multiple of the font size, line height (or leading) controls how dense or airy a paragraph feels.
Why does Line height matter?
Too tight and paragraphs feel cramped and hard to track; too loose and lines drift apart. Good line height makes long reading comfortable.
How do you get line height right?
Body text: around 1.5 to 1.7 times the font size. Large headings: tighter, around 1 to 1.2. Keep lines to roughly 60 to 80 characters wide. Test on a phone.

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