Use accessibility scanner (download it on your device) and scan the page
Make sure all the elements on the page meet the color contrast requirements against the background
Expected Result
-Graphics that are actionable or convey direction such as icons, arrows and symbols meet a minimum color contrast ratio of 3.0:1 against their background.
-When color alone is used to to indicate links from surrounding text, the contrast ratio between the link text color and the surrounding text color is at a minimum 3.0:1.
-Custom focus indicators meet a minimum of 3.0:1 color contrast ratio against the background.
-Text and image of text has a contrast ratio of at least 4.5:1 for text that has font size smaller than 18 point or 14 point and bold.
-Text and image of text has a contrast ratio of at least 3.0:1 for text with at least 18 point or 14 point bold.
-Small text and images of text that are less than 18 point if not bold and less than 14 point if bold must have a minimum contrast ratio of 4.5:1.
-Large text and images of text that are greater than 18 point if not bold and greater than 14 point if bold must have a minimum contrast ratio of 3.0:1..
Testing Tool
Talkback 'ON' on the device , swipe controls, Bluetooth keyboard, Colour Contrast Analyzer, Accessibility scanner for Android
Steps to test:
Expected Result -Graphics that are actionable or convey direction such as icons, arrows and symbols meet a minimum color contrast ratio of 3.0:1 against their background. -When color alone is used to to indicate links from surrounding text, the contrast ratio between the link text color and the surrounding text color is at a minimum 3.0:1. -Custom focus indicators meet a minimum of 3.0:1 color contrast ratio against the background. -Text and image of text has a contrast ratio of at least 4.5:1 for text that has font size smaller than 18 point or 14 point and bold. -Text and image of text has a contrast ratio of at least 3.0:1 for text with at least 18 point or 14 point bold. -Small text and images of text that are less than 18 point if not bold and less than 14 point if bold must have a minimum contrast ratio of 4.5:1. -Large text and images of text that are greater than 18 point if not bold and greater than 14 point if bold must have a minimum contrast ratio of 3.0:1..
Testing Tool Talkback 'ON' on the device , swipe controls, Bluetooth keyboard, Colour Contrast Analyzer, Accessibility scanner for Android