Visual Design and Colors Flashcards
Which of the following groups of people are affected when only color is used to communicate information on a web page? (Select all that apply)
A. People who have low vision B. People who are blind C. People who are colorblind D. All of the above groups are affected E. B and C
D. All of the above groups are affected
Using distinct colors only for hover and focus on links are enough to distinguish links from normal text.
A. True
B. False
B. False
Color alone MUST NOT be used to distinguish links from surrounding text unless the color contrast between the link and the surrounding text is at least 3:1 and an additional differentiation (e.g. underline, outline, etc.) is provided when the link is hovered or receives focus.
From an accessibility stance, why should standard (real) text and native UI components be used instead of images of text and UI components?
A. Standard text and native components give web designers more options to style the look of a web page.
B. As long as contrast ratio requirements are met, images of text and native components can and should be used.
C. The use of standard text and native components allows users to customize text and colors.
D. As long as alternative text is provided, images of text and native components can and should be used.
C. The use of standard text and native components allows users to customize text and colors.
Providing alternative text for an image that communicates information using color alone is sufficient in communicating that information to users.
A. True
B. False
B. False
What method can be used to distinguish UI components from surrounding content?
A. Providing an outline around the UI component
B. Using a different color for the UI component that has high contrast against the surrounding content
C. Changing the background of the UI component
D. Any of the above methods can be used
D. Any of the above methods can be used
To aid people with low vision or color deficiencies, the contrast between text and its background must be at least:
A. 3 to 1 for small text and 2 to 1 for large text
B. 5 to 1 for small text and 6.5 to 1 for large text
C. 4.5 to 1 for small text and 3 to 1 for large text
D. 12 to 1 for small text and 8 to 1 for large text
C. 4.5 to 1 for small text and 3 to 1 for large text
When high contrast is activated on an operating system, a user cannot choose to have the high contrast theme override the styling of a web page.
A. True
B. False
B. False
In Windows, there are four preset high contrast themes. All of the themes can be customized by users based on their preferences.
The recommended contrast ratio for UI component boundaries smaller than 3 px by 3 px is:
A. 3 to 1
B. 2.5 to 1
C. 5 to 1
D. 4.5 to 1
D. 4.5 to 1
• The contrast of all small visual focus indicators
• (smaller than 3px by 3px) against the background SHOULD be at least 4.5 to 1.
• The contrast of all large visual focus indicators (at least 3px by 3px) against the background SHOULD be at least 3 to 1.
• The contrast of UI control boundaries compared to adjacent areas SHOULD be sufficient (3 to 1 for UI control boundaries measuring at least 3px by 3px, and 4.5 to 1 for all other UI controls) to distinguish the UI control from the adjacent areas.
Enhancing the visual focus indicator benefits which group of users? (Select all that apply)
A. Users who are colorblind
B. Users who have low vision
C. Sighted keyboard users
D. All of the above groups are affected
D. All of the above groups are affected
The recommended contrast ratio for small visual focus indicators is:
A. 3 to 1
B. 4.5 to 1
C. 4 to 1
D. 3.5 to 1
B. 4.5 to 1
What is the purpose of “visual white space” in web design?
A. To ensure sufficient color contrast
B. To allow user CSS customization
C. To visually separate different elements of the design
C. To visually separate different elements of the design
A text label for a form input should never be placed adjacent to that text input.
A. True
B. False
B. False
Labels SHOULD be visually adjacent to their controls.
If the text label for an icon is placed visually too far away from its text label, which category of users with a disability will be most affected?
A. Blind users
B. Deaf users
C. Users with low vision
D. Users with colorblindness
C. Users with low vision
What is the recommended maximum number of main focus areas on a web page?
A. One
B. Two
C. Three
D. Any number is acceptable as long as they are designed well
A. One
The order that screen readers navigate through page content is determined by the:
A. Visual order of the elements on the screen: left-to-right, top-to-bottom
B. CSS
C. Document Object Model (DOM)
D. All of the above
C. Document Object Model (DOM)