The degree of visual difference between elements, particularly between text and its background. Sufficient contrast is critical for readability and accessibility; WCAG requires a minimum 4.5:1 ratio for normal text and 3:1 for large text.
The degree of visual difference between elements, particularly between text and its background. Sufficient contrast is critical for readability and accessibility; WCAG requires a minimum 4.5:1 ratio for normal text and 3:1 for large text.