A small boxed note set apart from the surrounding text — often with a colored border or icon — to highlight a tip, warning, or important point.
Synonyms
- admonition
- note box
- aside
- message box
Related terms
In plain words
- the highlighted note box in an article
- the colored tip box that stands out from the text
Usage example
A blue callout in the guide reminded readers to back up their data before upgrading.
Don't confuse with…
- bannerA banner spans the full width for app-wide messages; a callout sits inline within content to flag one passage.
- tooltipA tooltip appears only on hover and then hides; a callout is always visible in the content.
Categories
- Overlays & containers