109 Readability

The ease with which text can be understood, based on the complexity of words and sentences.

• Readability is one of the most overlooked and important aspects of design.

• Readability is determined by factors such as word length, word commonality, sentence length, clauses per sentence, and syllables per sentence.

• Readability can be improved by omitting needless words and punctuation, avoiding acronyms and jargon, keeping sentence length appropriate for the intended audience, and using active voice.

• When targeting a specific reading level, consider readability formulas designed for this purpose.

• Consider readability when creating designs that involve narrative text. Ensure that the reading level is audience appropriate. Strive ...

Get The Pocket Universal Principles of Design now with the O’Reilly learning platform.

O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.