ArchiveResearch from 2005

The Universal Web, Version 1.

The original Universal Web research, developed at the Rhode Island School of Design with Markle Foundation support, is preserved here as published. Findings reflect the screens, browsers, and assistive technology of their time.

A revised and expanded edition is now current — see Version 2.0.

Contents — 2005 Edition

  1. 01IntroductionTypographic guidelines for screen-based text accessibility for those with low vision, drawing from twentieth-century graphic design principles.1 min read
  2. 021.0 The LetterDesign factors that improve letterform legibility including type style, weight, slant, and spacing for screen-based reading.1 min read
  3. 031.1 Font StyleWhy sans serif typefaces are recommended for screen display, particularly for those with low vision.1 min read
  4. 041.2 Font SizeOptimal font sizing for screen typography, recommending a minimum of 14 points (approximately 19 pixels in Verdana) for accessible reading.1 min read
  5. 051.3 Font WeightGuidelines for font weight selection: use regular to slightly bold weights, avoiding thin or heavy/black weights for accessibility.1 min read
  6. 061.4 Font SlantWhy vertically oriented (Roman) letters are preferred over italic/slanted text, especially for low-vision accessibility.1 min read
  7. 071.5 Font WidthHow font width affects legibility: regular to slightly condensed widths are the most legible.1 min read
  8. 081.6 Selected TypefacesRecommended typefaces based on readability criteria including good spacing, large x-heights, open counters, and distinct letterforms.1 min read
  9. 092.0 The WordReadability considerations at the word level for low-vision users, covering case, spacing, line length, hierarchy, and writing quality.1 min read
  10. 102.1 Word CaseWhy lowercase works best for continuous text, with analysis of word shape recognition and legibility findings.1 min read
  11. 112.2 Kerning and Word SpacingThe role of kerning and word spacing in readable typography, and why justified text alignment decreases readability.1 min read
  12. 122.3 TrackingGuidelines for letter-spacing in text blocks: a modest increase is recommended, avoiding both narrow and excessively wide spacing.1 min read
  13. 132.4 Line HeightThe importance of interline spacing for readability, recommending approximately 140% of font size for low-vision accessibility.1 min read
  14. 142.5 Line LengthRecommended line length of 55-65 characters per line for optimal screen readability.1 min read
  15. 152.6 Font HierarchiesGuidelines for sizing type in information hierarchies, with a recommended scaling factor of 1.2 to 1.5.1 min read