17. Which contrast ratio is ideal for ensuring high accessibility in design?

What is the primary benefit of using color contrast in user interfaces?

A). A. Reduced visual impact

B). B. Improved legibility

C). C. Diminished emphasis

D). D. Limited accessibility

Which contrast ratio is recommended by WCAG for normal text?

A). A. 2:1

B). B. 3:1

C). C. 4.5:1

D). D. 7:1

What does a high contrast ratio between text and background colors ensure?

A). A. Aesthetic appeal

B). B. Legibility

C). C. Vibrancy

D). D. Consistency

What does color contrast primarily impact in design?

A). A. Aesthetics

B). B. Readability

C). C. Accessibility

D). D. Emphasis

What type of contrast can help emphasize important elements in a design?

A). A. Low contrast

B). B. High contrast

C). C. Monochromatic contrast

D). D. Analogous contrast

Which color combination provides optimal readability?

A). A. Yellow text on a white background

B). B. Red text on a green background

C). C. Black text on a white background

D). D. Blue text on a purple background

What effect does high contrast have on emphasizing elements in a design?

A). A. Blurs emphasis

B). B. Enhances emphasis

C). C. Reduces emphasis

D). D. Has no effect

Which color combination is suitable for drawing attention to a call-to-action button?

A). A. Gray text on a black background

B). B. Red text on a green background

C). C. White text on a white background

D). D. Yellow text on a blue background

How can color-blind users benefit from well-applied color contrast?

A). A. Improved color vision

B). B. Enhanced aesthetics

C). C. Better readability

D). D. Increased saturation

What is essential for creating accessible designs for users with visual impairments?

A). A. Low contrast

B). B. High contrast

C). C. Monochromatic color schemes

D). D. Gradient backgrounds