Accessible Typography and Layout: How to Structure Texts for Readability
Share
Have you ever opened an article, post, or landing page only to close it instantly because you were faced with an impenetrable wall of text?
If it's happened to you, imagine how frustrating it can be for someone with dyslexia, for someone with a visual impairment, or for someone reading on their phone while on the subway.
Typography isn't just about making a project "look good": it's the primary tool for guiding attention and facilitating comprehension. Choosing the right fonts, balancing spacing, and correctly aligning paragraphs means breaking down enormous cognitive barriers.
In this practical guide, we will see how to design accessible text layouts, debunking some aesthetic myths that risk excluding a huge segment of your audience.
Font choice: aesthetics or clarity?
Which font to choose for digital?
There is no "perfect and universal font," but there are fonts that reduce cognitive fatigue. For on-screen reading, Sans-Serif fonts (without serifs) such as Arial, Helvetica, Verdana, or Open Sans are generally considered the safest. Serifs (the small graphic embellishments at the end of letters in fonts like Times New Roman) tend to pixelate on low-resolution monitors, making outlines blurry.
A good accessible font is recognized by a technical detail called "character distinguishability". Try writing an uppercase "I" (as in India), a lowercase "l" (as in lemon), and the number "1". If these three characters look identical in the font you've chosen, the reader will have a much harder time decoding the words.
The problem with decorative and italic fonts
Handwritten (script) fonts, gothic fonts, or very italicized cursives might look elegant for a wedding invitation, but on the web they create insurmountable barriers. Closely spaced and irregular letters prevent immediate recognition of the word's shape. For many neurodivergent people (especially those with dyslexia), deciphering a decorative font requires such an expenditure of energy that it leads to immediate abandonment of the content.
- The golden rule: use decorative fonts (if you absolutely must) only for logos or very short, large-character titles. For body text, always choose cleanliness.
Structuring the Layout: defeating the "wall of text"
Alignment: why "ragged-right" text always wins
In print editorial design, justified text (aligned to both left and right) is the standard of elegance. In digital, it is one of the most exclusionary practices possible.
Forcing text to align with both margins creates so-called "rivers of white": irregular and often excessive spaces between words. This compromises readability, slows down the reading pace, and makes it harder to visually follow the line, especially for people with dyslexia or cognitive difficulties.
- What to do: always align the body text to the left (or right, for languages read in that direction). The irregularity of the right margin helps the eye find the beginning of the next line without getting lost.
Spacing and line height: giving words room to breathe
Words need oxygen to be understood. Text that is too compressed is difficult for anyone. The WCAG guidelines provide clear parameters to ensure text is "spaced" inclusively:
- Line height (space between lines): should be at least 1.5 times the font size.
- Space between paragraphs: should be at least 2 times the font size.
The importance of visual hierarchy (H1, H2, H3)
No one reads web text from beginning to end: people scan the page looking for useful information. Correctly using heading tags (H1 for the main title, H2 for subtitles, H3 for internal paragraphs) creates a mental map of the page. This helps both people with attention difficulties (e.g., ADHD) to maintain focus, and those navigating with a screen reader to jump directly to the section of interest.
Invisible barriers: capitalization and line length
Why writing everything in uppercase slows down reading
Writing entire sentences in ALL CAPS is not just "shouting" in internet language, but it destroys readability.
We humans don't read words letter by letter, but rather recognize their overall shape given by the alternation of tall (b, d, t) and short (a, e, o) letters. All caps transforms every word into a uniform rectangular block, forcing the brain to decode letters one by one. Use it only for single words or acronyms, never for an entire paragraph.
How long should a line of text be?
An endless line that spans the entire computer screen forces the eye to make a very wide movement, increasing the risk of losing its place when moving to the next line. Conversely, a line that is too short constantly breaks the reading rhythm.
- The ideal parameter: try to keep your text blocks between 60 and 80 characters per line. This is the perfect measure to ensure fluid and relaxed reading.
Inclusive typography works in the shadows. When it's well designed, no one notices the font or the line height: people simply immerse themselves in the message you want to convey.
Close the loop on Digital Accessibility π
Now that you've mastered typography and layout, make sure your color choices are also barrier-free for 100% inclusive design.
π [Read Part 2: Accessible colors and contrast: how to create inclusive palettes for your brand]
π [Return to the main guide: This is not accessible content: what inclusive design really means]