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Limit the use of decorative graphics and images. Rely on text-based content rather than embedding all content in an image, such as a flyer. This approach avoids issues for users whose email clients block images or use screen readers. |
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Alt text is a short description displayed in place of an image when content is read by a screen reader, or images are being blocked. Include descriptive and concise alt text for all images, enabling screen readers to describe them to visually impaired users. The email loses all meaning without alt text when the image does not load. Best Practices
How to Add Alt Text |
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Keep Layout Simple
Use a single-column layout to enhance readability, reduce sensory overload, and ensure device compatibility.
Use color combinations that are easily readable to low-vision users and users who have difficulty differentiating color. Avoid using background effects with images or patterns that lower the text-to-background contrast.
Adequate Color Contrast
WCAG recommends using a contrast ratio of at least 4.5:1 for standard text (and 3:1 for larger text) to assist those with visual impairments.
Provide enough white space around elements to prevent crowding, helping users visually differentiate and navigate content easily.
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