Skip to Content
Universal Principles of Design, Updated and Expanded Third Edition
book

Universal Principles of Design, Updated and Expanded Third Edition

by William Lidwell, Kritina Holden, Jill Butler
May 2023
Intermediate to advanced
132 pages
13h 52m
English
Rockport Publishers
Content preview from Universal Principles of Design, Updated and Expanded Third Edition

107 Legibility

The visual clarity of text, generally based on size, typeface, contrast, line length, and spacing.

Confusion regarding the research on legibility is widespread. The rapid growth and advancement of modern desktop publishing, Web-based publishing, and multimedia presentation compound the confusion with increasing font and layout capabilities, display and print options, and the need to effectively integrate with other media.1

The following guidelines address common issues regarding text legibility:

  • Use 9- to 12-point type for high-resolution media such as print. Smaller type is acceptable when limited to captions. Use larger type for low-resolution media. Favor larger type for very young or elderly readers.2
  • Use clear typefaces ...
Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
and much more.

Read now

Unlock full access

More than 5,000 organizations count on O’Reilly

AirBnbBlueOriginElectronic ArtsHomeDepotNasdaqRakutenTata Consultancy Services

QuotationMarkO’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.
Julian F.
Head of Cybersecurity
QuotationMarkI wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.
Addison B.
Field Engineer
QuotationMarkI’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.
Amir M.
Data Platform Tech Lead
QuotationMarkI'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.
Mark W.
Embedded Software Engineer

You might also like

Universal Principles of Design, Revised and Updated

Universal Principles of Design, Revised and Updated

William Lidwell, Kritina Holden, Jill Butler

Publisher Resources

ISBN: 9780760375174