Our World in Data

Elements must meet minimum color contrast ratio thresholds

Ensure the contrast between foreground and background colors meets WCAG 2 AA minimum contrast ratio thresholds

Elements must meet minimum color contrast ratio thresholds

Ensure the contrast between foreground and background colors meets WCAG 2 AA minimum contrast ratio thresholds

Links must be distinguishable without relying on color

Ensure links are distinguished from surrounding text in a way that does not rely on color

Links must be distinguishable without relying on color

Ensure links are distinguished from surrounding text in a way that does not rely on color

Links must be distinguishable without relying on color

Ensure links are distinguished from surrounding text in a way that does not rely on color

Links must be distinguishable without relying on color

Ensure links are distinguished from surrounding text in a way that does not rely on color

Links must have discernible text

Ensure links have discernible text

Links must have discernible text

Ensure links have discernible text

Links must have discernible text

Ensure links have discernible text

Links must have discernible text

Ensure links have discernible text

Links must have discernible text

Ensure links have discernible text

Links must have discernible text

Ensure links have discernible text

Links must have discernible text

Ensure links have discernible text

Links must have discernible text

Ensure links have discernible text

Heading levels should only increase by one

Ensure the order of headings is semantically correct

Document should have one main landmark

Ensure the document has a main landmark

Page should contain a level-one heading

Ensure that the page, or at least one of its frames contains a level-one heading

All page content should be contained by landmarks

Ensure all page content is contained by landmarks

All page content should be contained by landmarks

Ensure all page content is contained by landmarks

All page content should be contained by landmarks

Ensure all page content is contained by landmarks

All page content should be contained by landmarks

Ensure all page content is contained by landmarks

All page content should be contained by landmarks

Ensure all page content is contained by landmarks

All page content should be contained by landmarks

Ensure all page content is contained by landmarks

All page content should be contained by landmarks

Ensure all page content is contained by landmarks

All page content should be contained by landmarks

Ensure all page content is contained by landmarks

All page content should be contained by landmarks

Ensure all page content is contained by landmarks

All page content should be contained by landmarks

Ensure all page content is contained by landmarks

All page content should be contained by landmarks

Ensure all page content is contained by landmarks

All page content should be contained by landmarks

Ensure all page content is contained by landmarks

All page content should be contained by landmarks

Ensure all page content is contained by landmarks

All page content should be contained by landmarks

Ensure all page content is contained by landmarks

All page content should be contained by landmarks

Ensure all page content is contained by landmarks

All page content should be contained by landmarks

Ensure all page content is contained by landmarks

All page content should be contained by landmarks

Ensure all page content is contained by landmarks

All page content should be contained by landmarks

Ensure all page content is contained by landmarks

All page content should be contained by landmarks

Ensure all page content is contained by landmarks

All page content should be contained by landmarks

Ensure all page content is contained by landmarks

All page content should be contained by landmarks

Ensure all page content is contained by landmarks

All page content should be contained by landmarks

Ensure all page content is contained by landmarks

All page content should be contained by landmarks

Ensure all page content is contained by landmarks

All page content should be contained by landmarks

Ensure all page content is contained by landmarks

All page content should be contained by landmarks

Ensure all page content is contained by landmarks

All page content should be contained by landmarks

Ensure all page content is contained by landmarks

All page content should be contained by landmarks

Ensure all page content is contained by landmarks

All page content should be contained by landmarks

Ensure all page content is contained by landmarks

All page content should be contained by landmarks

Ensure all page content is contained by landmarks

All page content should be contained by landmarks

Ensure all page content is contained by landmarks

All page content should be contained by landmarks

Ensure all page content is contained by landmarks

All page content should be contained by landmarks

Ensure all page content is contained by landmarks

All page content should be contained by landmarks

Ensure all page content is contained by landmarks

All page content should be contained by landmarks

Ensure all page content is contained by landmarks

All page content should be contained by landmarks

Ensure all page content is contained by landmarks

All page content should be contained by landmarks

Ensure all page content is contained by landmarks

All page content should be contained by landmarks

Ensure all page content is contained by landmarks

All page content should be contained by landmarks

Ensure all page content is contained by landmarks

All page content should be contained by landmarks

Ensure all page content is contained by landmarks

All page content should be contained by landmarks

Ensure all page content is contained by landmarks

All page content should be contained by landmarks

Ensure all page content is contained by landmarks

All page content should be contained by landmarks

Ensure all page content is contained by landmarks

All page content should be contained by landmarks

Ensure all page content is contained by landmarks

All page content should be contained by landmarks

Ensure all page content is contained by landmarks

All page content should be contained by landmarks

Ensure all page content is contained by landmarks

All page content should be contained by landmarks

Ensure all page content is contained by landmarks

All page content should be contained by landmarks

Ensure all page content is contained by landmarks

All page content should be contained by landmarks

Ensure all page content is contained by landmarks

All page content should be contained by landmarks

Ensure all page content is contained by landmarks

All page content should be contained by landmarks

Ensure all page content is contained by landmarks

All page content should be contained by landmarks

Ensure all page content is contained by landmarks

All page content should be contained by landmarks

Ensure all page content is contained by landmarks

All page content should be contained by landmarks

Ensure all page content is contained by landmarks

All page content should be contained by landmarks

Ensure all page content is contained by landmarks

All page content should be contained by landmarks

Ensure all page content is contained by landmarks

All page content should be contained by landmarks

Ensure all page content is contained by landmarks

All page content should be contained by landmarks

Ensure all page content is contained by landmarks

All page content should be contained by landmarks

Ensure all page content is contained by landmarks

All page content should be contained by landmarks

Ensure all page content is contained by landmarks

All page content should be contained by landmarks

Ensure all page content is contained by landmarks

All page content should be contained by landmarks

Ensure all page content is contained by landmarks

All page content should be contained by landmarks

Ensure all page content is contained by landmarks

All page content should be contained by landmarks

Ensure all page content is contained by landmarks

All page content should be contained by landmarks

Ensure all page content is contained by landmarks

All page content should be contained by landmarks

Ensure all page content is contained by landmarks

All page content should be contained by landmarks

Ensure all page content is contained by landmarks