When using the Text Card, there are several actions you can take to create an accessible content structure. Sharing narratives connects your audience with the information they need to understand your message and to take necessary action. Not sure if your row background image provides enough color contrast? Add a light or dark background color to your row and adjust the color’s transparency. Whichever you choose, ensure that there is sufficiently high color contrast between the background and any content displayed by other cards, such as the text or category cards. When configuring the settings for a row, you can set a background color or upload an image. They can be filled with any combination of additional cards, such as the web map, video, image, text, and chart cards. Row cards are the building blocks of your site. Each page you publish should have at least one heading to provide visitors context. Link Purpose (In Context) and 2.4.6 Headings and Labels to create a structured narrative that’s easy to navigate. Organize an Accessible Content StructureĪs you use the cards available in our Layout builder, you’ll want to be considerate of the the WCAG guidelines 2.4.4.
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Or you can use a web resource like WebAIM’s Color Contrast Checker to compare two colors through manual entry.
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There are a number of free color contrast analysis tools that can be used online, such as the WCAG Luminosity Contrast Ratio Analyzer, a Google chrome extension, which allows you to compare colors with an eyedropper tool and preview your site through a range of color-blindness simulators. If you are setting theme within the site theme panel, you may want to verify the contrast of your selected colors with an external tool. 1.4.11 Non-Text Contrast extends the 3:1 ratio to icons and graphical elements as well. According to the WCAG guideline 1.4.3 Contrast (Minimum), color luminance contrast between text and background color should be greater than or equal to 4.5:1 for small text and 3.1 for large text. Contrast is important as it helps individuals with varying visual abilities access your information. If you are using ArcGIS Online’s shared theme, which allows you to compare contrast between foreground and background colors, any sites created through Hub or Enterprise Sites will automatically import the shared theme. This benefits individuals who experience partial sight, color-blindness, or who may be using text-only displays. This is enabled by default for all newly created sites as it helps you pass the 1.4.1 Use of Color guideline, which states that there must be a non-color visual distinction for body links. Under Settings in the sub-section of Interactions, you will find Underlined Links. While the ArcGIS Hub team strives for WCAG 2.1 AA compliance by putting in work behind the scenes to make the site building experience navigable for sighted keyboard users and for those who use assistive technologies, there are still several guidelines that you should consider as you customize your site. Our Site Builder enables you to feature a range of content types on your sites, including web maps, images, video, and text, by using drag-and-drop cards. In the United States, WCAG sets the foundation for Section 508, a federal regulation that applies to all federally produced web content, as well as being the recommended practice for ADA compliance.įor our overall product accessibility status visit our ArcGIS Hub report or ArcGIS Enterprise Sites report. In this post, we’ll use accessibility as an umbrella term to refer to WCAG 2.1, Section 508, and Title III of the Americans with Disabilities Act (ADA). While regulations may vary slightly by country, the goal of inclusivity remains the same. This is why many countries around the world are seeking to improve the accessibility of their web content by adhering to the Web Content Accessibility Guidelines (WCAG), a set of international standards that have been used to define a number of regulations in Canada, Germany, New Zealand, and many others. If your organization uses ArcGIS Hub or ArcGIS Enterprise to create sites and pages, understand and applying the principles of accessible web design supports you in providing the best experience for everyone, whether or not they have a situational, permanent, or temporary disability.įrom sighted individuals to aging generations, easily accessible, usable content is imperative to providing equal access to people everywhere. Creating accessible web content matters for everyone.
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