Accessibility

· 13 checks — Landmarks, headings, alt text, forms, and link quality rolled into one auditable list.

SCORE

GRADE

FIX

REVIEW

PASS

INFO

Checks

7 PASS 1 REVIEW 5 FIX

Favicon & Branding

Action

2 icon(s) detected

FIX

2 icon(s) detected

favicon.ico present at site root

HTML icon links detected

No apple-touch-icon detected

iOS devices use this when users add your site to their home screen. Add <link rel='apple-touch-icon' sizes='180x180' href='/apple-touch-icon.png'>.

✓ favicon.ico Present

✓ PNG Icons Present

✗ Apple Touch Missing

✗ SVG Favicon Missing

✗ Manifest Icons Missing

✗ Multiple Sizes Missing

Web Manifest

Action

Not found

FIX

Not found

No web manifest found

No manifest at standard paths (/manifest.json, /site.webmanifest). A manifest is optional but enables PWA features like home screen installation and standalone display.

No web manifest found.

Dark Mode Support

Action

Theme color only

FIX

Theme color only

Theme-color present but no dark variant

A theme-color is set but no dark-specific variant was found. The browser toolbar may not adapt for dark mode users.

Got: #ffffff

No dark mode signals detected

Consider adding CSS with @media (prefers-color-scheme: dark) and <meta name='color-scheme' content='light dark'>.

Detection limited to meta tags and inline styles

External CSS files may contain prefers-color-scheme rules not visible to this scan.

Dark ModePartial Dark Mode

color-scheme meta Not set ✗Dark theme-color Not set ✗CSS indicators Not detected ✗

Detection limited to meta tags and inline styles.

Print Stylesheet

Action

No print styles

FIX

No print styles

No print-specific styles detected

When users print this page, they get the screen layout including navigation and non-essential elements. Add @media print rules to hide navigation and optimize layout for paper.

Print Stylesheet No Print Styles

Print stylesheet Not found ✗Inline @media print Not detected ✗

404 Error Page

HTTP 404, custom page

REVIEW

HTTP 404, custom page

Correct 404 status code returned

Got: HTTP 404

Custom styled 404 page

Navigation links present on 404 page

Homepage link present on 404 page

404 Page Quality ✓ Custom 404 Page

Status Code HTTP 404 ✓Page Title Page not found - data.gov.uk ✓Custom Styling ✓Navigation ✓Homepage Link ✓Search Form ✗

Landmark Structure

4 landmarks

PASS

4 landmarks

<main> landmark present

No <nav> landmark found

No contentinfo (footer) landmark

Skip navigation link present

Page Structure — as a screen reader sees it

A+

Heading Hierarchy

15 headings

PASS

15 headings

Single H1 present

H2 Cookies on data.gov.uk
H2 Collections
H2 Data manual
H1 The home of UK public data to inform decisions and build services
H2 Collections
H3 Business and economy
H3 Environment
H3 Government
H3 Land and property
H3 People
H3 Transport
H2 Data manual
H2 Directory
H2 Blog posts
H2 Support links

A+

Alt Text Quality

All 9 images OK

PASS

All 9 images OK

8 decorative image(s) correctly marked

1 image(s) with good alt text

9 images 1 good alt text 8 decorative

All images have appropriate alt text.

A+

Form Accessibility

No form controls

PASS

No form controls

No form controls on this page

No form controls found.

A+

Link & Button Quality

45 links, 6 buttons — all OK

PASS

45 links, 6 buttons — all OK

45 link(s) with descriptive text

45 links

0 empty

0 generic text

0 new tab

0 empty buttons

All links and buttons have descriptive accessible text.

51 links and buttons have descriptive text

A+

Color Contrast (Screenshot)

20 text elements analyzed, 0 fail WCAG AA

PASS

Analyzes text contrast against the actual rendered page, including background images, gradients, and overlays that CSS-based tools cannot detect.

20 pass

Show all checked elements (20)

Element	Ratio	Required	FG	BG	Result
h1 The home of UK publi…	21.00:1	3.0:1	#000000	#FFFFFF	Pass
h2 Cookies on data.gov.…	20.12:1	3.0:1	#000000	#FAFAFA	Pass
h2 Collections	21.00:1	3.0:1	#000000	#FFFFFF	Pass
h2 Data manual	21.00:1	3.0:1	#000000	#FFFFFF	Pass
h2 Collections	21.00:1	3.0:1	#000000	#FFFFFF	Pass
h2 Data manual	21.00:1	3.0:1	#000000	#FFFFFF	Pass
h2 Directory	21.00:1	3.0:1	#000000	#FFFFFF	Pass
h2 Blog posts	21.00:1	3.0:1	#000000	#FFFFFF	Pass
h2 Support links	21.00:1	3.0:1	#000000	#FFFFFF	Pass
title data.gov.uk - The ho…	20.12:1	4.5:1	#000000	#FAFAFA	Pass
p We use some essentia…	20.12:1	4.5:1	#000000	#FAFAFA	Pass
button Accept additional co…	20.12:1	4.5:1	#000000	#FAFAFA	Pass
button Reject additional co…	20.12:1	4.5:1	#000000	#FAFAFA	Pass
a View cookies	20.12:1	4.5:1	#000000	#FAFAFA	Pass
p You can	20.12:1	4.5:1	#000000	#FAFAFA	Pass
a change your cookie s…	20.12:1	4.5:1	#000000	#FAFAFA	Pass
p at any time.	20.12:1	4.5:1	#000000	#FAFAFA	Pass
button Hide this message	20.12:1	4.5:1	#000000	#FAFAFA	Pass
a Skip to main content	20.12:1	4.5:1	#000000	#FAFAFA	Pass
button Menu	20.12:1	4.5:1	#000000	#FAFAFA	Pass

Methodology: The top 20 text elements by font size were checked. Background color was sampled from the desktop screenshot using a 5-point pattern. WCAG 2.1 AA requires 4.5:1 for normal text and 3:1 for large text.

A+

Lighthouse Accessibility Audits

Score 100/100 — 0 failing, 23 passed

PASS

100

Accessibility

These checks highlight opportunities to improve the accessibility of your web app. Automatic detection can only detect a subset of issues and does not guarantee the accessibility of your web app, so manual testing is also encouraged.

○Interactive controls are keyboard focusable

○Interactive elements indicate their purpose and state

○The page has a logical tab order

○Visual order on the page follows DOM order

○User focus is not accidentally trapped in a region

○The user's focus is directed to new content added to the page

○HTML5 landmark elements are used to improve navigation

○Offscreen content is hidden from assistive technology

○Custom controls have associated labels

○Custom controls have ARIA roles

●`[aria-*]` attributes match their roles

●`[aria-hidden="true"]` is not present on the document `<body>`

●`[role]`s have all required `[aria-*]` attributes

●`[role]` values are valid

●`[aria-*]` attributes have valid values

●`[aria-*]` attributes are valid and not misspelled

●Buttons have an accessible name

●Image elements have `[alt]` attributes

●`[user-scalable="no"]` is not used in the `<meta name="viewport">` element and the `[maximum-scale]` attribute is not less than 5.

●ARIA attributes are used as specified for the element's role

●Elements use only permitted ARIA attributes

●Background and foreground colors have a sufficient contrast ratio

●Document has a `<title>` element

●`<html>` element has a `[lang]` attribute

●`<html>` element has a valid value for its `[lang]` attribute

●Links are distinguishable without relying on color.

●Links have a discernible name

●Lists contain only `<li>` elements and script supporting elements (`<script>` and `<template>`).

●List items (`<li>`) are contained within `<ul>`, `<ol>` or `<menu>` parent elements

●Touch targets have sufficient size and spacing.

●Heading elements appear in a sequentially-descending order

●Document has a main landmark.

●Deprecated ARIA roles were not used

○`[accesskey]` values are unique

○`button`, `link`, and `menuitem` elements have accessible names

○Elements with `role="dialog"` or `role="alertdialog"` have accessible names.

○`[aria-hidden="true"]` elements do not contain focusable descendents

○ARIA input fields have accessible names

○ARIA `meter` elements have accessible names

○ARIA `progressbar` elements have accessible names

○Elements with an ARIA `[role]` that require children to contain a specific `[role]` have all required children.

○`[role]`s are contained by their required parent element

○Elements with the `role=text` attribute do not have focusable descendents.

○ARIA toggle fields have accessible names

○ARIA `tooltip` elements have accessible names

○ARIA `treeitem` elements have accessible names

○The page contains a heading, skip link, or landmark region

○`<dl>`'s contain only properly-ordered `<dt>` and `<dd>` groups, `<script>`, `<template>` or `<div>` elements.

○Definition list items are wrapped in `<dl>` elements

○ARIA IDs are unique

○No form fields have multiple labels

○`<frame>` or `<iframe>` elements have a title

○`<html>` element has an `[xml:lang]` attribute with the same base language as the `[lang]` attribute.

○Input buttons have discernible text.

○`<input type="image">` elements have `[alt]` text

○Form elements have associated labels

○The document does not use `<meta http-equiv="refresh">`

○`<object>` elements have alternate text

○Select elements have associated label elements.

○Skip links are focusable.

○No element has a `[tabindex]` value greater than 0

○Cells in a `<table>` element that use the `[headers]` attribute refer to table cells within the same table.

○`<th>` elements and elements with `[role="columnheader"/"rowheader"]` have data cells they describe.

○`[lang]` attributes have a valid value

○`<video>` elements contain a `<track>` element with `[kind="captions"]`

○Tables have different content in the summary attribute and `<caption>`.

○All heading elements contain content.

○Uses ARIA roles only on compatible elements

○Image elements do not have `[alt]` attributes that are redundant text.

○Identical links have the same purpose.

○Elements with visible text labels have matching accessible names.

○Tables use `<caption>` instead of cells with the `[colspan]` attribute to indicate a caption.

○`<td>` elements in a large `<table>` have one or more table headers.

All checks on this page are automated. Results are estimates - run targeted manual reviews when the score affects a release decision.

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Accessibility