Accordion – UI Component

Accordions are a popular UI pattern used in web and app design to manage and display large amounts of content efficiently. They allow users to expand and collapse sections of content, making it easier to navigate and focus on specific information without overwhelming the user.

What is an Accordion in UX/UI Design?

An accordion is a vertically stacked list of items, each item containing a header and hidden content. When a user clicks on a header, the associated content expands, and clicking the header again collapses the content. This interaction pattern helps condense lengthy information into manageable chunks, enhancing the overall user experience.

Benefits of Using Accordions

  1. Space Management: Accordions save screen space by hiding content until it is needed, making the design cleaner and more organized.
  2. Improved Navigation: They make it easier for users to navigate through large sets of information by focusing only on the relevant sections.
  3. Enhanced User Control: Users can expand or collapse content as needed, giving them control over their browsing experience.
  4. Reduced Cognitive Load: By breaking down content into smaller, manageable sections, accordions help reduce the cognitive load on users.

Best Practices for Designing Accordions

  1. Clear and Descriptive Headers: Each accordion header should be clear and descriptive so users can quickly understand what content it contains.
  2. Indicate Expandable Sections: Use visual cues like arrows or plus/minus icons to indicate which sections can be expanded or collapsed.
  3. Consistent Behavior: Ensure that all accordion items behave consistently. If one item expands on click, all items should follow the same pattern.
  4. Smooth Transitions: Implement smooth transitions for expanding and collapsing content to provide a better user experience.
  5. Accessible Design: Make sure accordions are accessible to all users, including those using screen readers or keyboard navigation.

Accessibility Considerations

  1. Keyboard Navigation: Ensure that accordion headers are focusable and can be toggled using the keyboard (e.g., with the Enter or Space key).
  2. ARIA Roles and Properties: Use ARIA roles like button for headers and region for content, along with properties like aria-expanded to convey the state of the accordion to assistive technologies.
  3. Screen Reader Compatibility: Provide appropriate labels and ensure that expanded/collapsed states are announced by screen readers.

Examples of Effective Accordions

  1. FAQ Sections: Accordions are commonly used in FAQ sections to organize questions and answers, allowing users to find relevant information quickly.
  2. Forms: Long forms can be broken into sections using accordions, making them less intimidating and easier to complete.
  3. Product Descriptions: E-commerce sites use accordions to provide detailed product information, specifications, and reviews without overwhelming the user.

Tools for Creating Accordions

  1. Bootstrap: A popular front-end framework that includes pre-designed accordion components.
  2. jQuery UI: Provides customizable accordion widgets that can be easily integrated into your website.
  3. React Accordion Components: Libraries like React-Accordion and Material-UI offer ready-to-use accordion components for React applications.


Accordions are an effective UI design pattern for managing and displaying large amounts of content in a user-friendly manner. By following best practices and ensuring accessibility, designers can enhance the usability and overall experience of their digital products.

Ondrej Zoricak
Ondrej Zoricak