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Lernen Introducing the POUR Principles | Core Principles of Accessibility
Web Accessibility Standards

bookIntroducing the POUR Principles

As you begin to explore the essentials of web accessibility, it is crucial to understand the four foundational principles that shape accessible digital experiences. These are known as the POUR principles: Perceivable, Operable, Understandable, and Robust. Each principle addresses a different aspect of accessibility, ensuring that everyone—including people with disabilities—can access, navigate, and interact with web content effectively. The POUR framework guides designers and developers in building websites that are not only usable for the widest range of people, but also compliant with established accessibility standards.

Perceivable
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Content must be presented in ways users can detect, regardless of their sensory abilities; for example, providing alt text for images so screen readers can describe them to users who are blind or have low vision.

Operable
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Users must be able to interact with and navigate your site; for example, ensuring all interactive elements can be used with a keyboard for those who cannot use a mouse.

Understandable
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Information and interface operation must be clear and predictable; for example, using simple language and consistent navigation so users can easily find and comprehend content.

Robust
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Content must work reliably with a wide range of technologies, including assistive tools; for example, using valid HTML so screen readers and browsers can interpret the site correctly.

1. What do the POUR principles stand for in web accessibility?

2. Which principle focuses on ensuring users can detect information on a website?

question mark

What do the POUR principles stand for in web accessibility?

Select the correct answer

question mark

Which principle focuses on ensuring users can detect information on a website?

Select the correct answer

War alles klar?

Wie können wir es verbessern?

Danke für Ihr Feedback!

Abschnitt 2. Kapitel 1

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bookIntroducing the POUR Principles

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As you begin to explore the essentials of web accessibility, it is crucial to understand the four foundational principles that shape accessible digital experiences. These are known as the POUR principles: Perceivable, Operable, Understandable, and Robust. Each principle addresses a different aspect of accessibility, ensuring that everyone—including people with disabilities—can access, navigate, and interact with web content effectively. The POUR framework guides designers and developers in building websites that are not only usable for the widest range of people, but also compliant with established accessibility standards.

Perceivable
expand arrow

Content must be presented in ways users can detect, regardless of their sensory abilities; for example, providing alt text for images so screen readers can describe them to users who are blind or have low vision.

Operable
expand arrow

Users must be able to interact with and navigate your site; for example, ensuring all interactive elements can be used with a keyboard for those who cannot use a mouse.

Understandable
expand arrow

Information and interface operation must be clear and predictable; for example, using simple language and consistent navigation so users can easily find and comprehend content.

Robust
expand arrow

Content must work reliably with a wide range of technologies, including assistive tools; for example, using valid HTML so screen readers and browsers can interpret the site correctly.

1. What do the POUR principles stand for in web accessibility?

2. Which principle focuses on ensuring users can detect information on a website?

question mark

What do the POUR principles stand for in web accessibility?

Select the correct answer

question mark

Which principle focuses on ensuring users can detect information on a website?

Select the correct answer

War alles klar?

Wie können wir es verbessern?

Danke für Ihr Feedback!

Abschnitt 2. Kapitel 1
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