Fitts’s Law – Correlation Between Size and Distance

Posted in

Fitts’s Law was introduced by a psychologist Paul Fitts in 1954. The law has a big importance in human-computer interaction and defines the correlation between a cursor movement or a touch gesture and an interface element.

Share on telegram
Telegram
Share on facebook
Facebook
Share on twitter
Twitter
Share on linkedin
LinkedIn
Share on pinterest
Pinterest

cheat sheet

practical tips

  • Make every combination of a checkbox/radio + label as entirely clickable area.
  • Reduce the distance from one point to the next in UI and make the target object enough to enable prompt detection and selection of interactive elements without sacrificing accuracy.
  • Don’t go overboard with putting elements too close to each other or making it too big. Follow visual balance and hierarchy, give the user a breathing room.
  • Establish a meaningful visual hierarchy.
  • Appropriate grouping is important in articulating functionality.
  • Provide enough space between elements for error-prevention.