Accessibility

Meet WCAG standards so every type of user can use your website.

What

ScanGov uses 66 accessibility standards to help monitor and fix the barriers that keep people with disabilities from using your website.

Why

People with disabilities need equal access to information and services online.

Risks

People with disabilities cannot use your site.

Standards

Our Accessibility standards.

[accesskey] values are unique

[aria-*] attributes match their roles

Uses ARIA roles only on compatible elements

button, link, and menuitem elements have accessible names

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

Deprecated ARIA roles were not used

Elements with role="dialog" or role="alertdialog" have accessible names

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

[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 use only permitted ARIA attributes

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

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

[role] values are valid

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

[aria-*] attributes have valid values

[aria-*] attributes are valid and not misspelled

Buttons have an accessible name

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

Background and foreground colors have a sufficient contrast ratio

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

Definition list items are wrapped in <dl> elements

Document has a <title> element

ARIA IDs are unique

No form fields have multiple labels

<frame> or <iframe> elements have a title

Heading elements appear in a sequentially-descending order

<html> element has a [lang] attribute

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

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

Image elements have [alt] attributes

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

Input buttons have discernible text

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

Form elements have associated labels

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

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

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

<object> elements have alternate text

Select elements have associated label elements

Skip links are focusable

No element has a [tabindex] value greater than 0

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

Touch targets have sufficient size and spacing

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"]

All heading elements contain content

Identical links have the same purpose

Document has a main landmark

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

Image aspect ratio

Valid doctype

Character encoding

Guidance

Guidance we use to build our Accessibility standards.

Web Content Accessibility Guidelines (WCAG)

Indicators

The four key areas ScanGov monitors.

Accessibility

Meet WCAG standards so every type of user can use your website.

Botability

Help AI and search engines discover, crawl, and index your website.

Security

Secure your site and protect users with proper security practices.

Usability

Optimize content and design so visitors quickly find what they need.