3.1.5 Reading Level (Level AAA)

What you need to know

  • People with reading disabilities such as dyslexia may have trouble comprehending content that is not clearly written.
  • Clear, straightforward writing benefits everyone, not just people with dyslexia.

What you need to do

  • Use shorter sentences and less complex words.
  • For content that may be more complex, add additional, explanatory content in a different form, for example, videos, maps, graphics, or symbols.
  • Write using plain language and in active voice.
  • Think “one paragraph, one idea.” Don’t write paragraphs with too many sentences that contain multiple ideas or transitions to new topics in the same paragraph.


Read the full explanation of success criterion 3.1.5 on W3.org.

Related Resource

Read “What is Readability?” from CSUN’s Universal Design Center for more information about this success criterion.