acceptable contrast ratio

简明释义

较佳对比度

英英释义

例句

1.When designing a website, it's crucial to ensure that the text has an acceptable contrast ratio 可接受的对比度 against the background color.

在设计网站时，确保文本与背景颜色之间具有可接受的对比度 acceptable contrast ratio是至关重要的。

2.The accessibility guidelines recommend using an acceptable contrast ratio 可接受的对比度 of at least 4.5:1 for normal text.

无障碍指南建议普通文本至少使用可接受的对比度 acceptable contrast ratio 4.5:1。

3.For visually impaired users, maintaining an acceptable contrast ratio 可接受的对比度 is essential for effective communication.

对于视力障碍用户来说，保持可接受的对比度 acceptable contrast ratio对有效沟通至关重要。

4.Before launching the app, we tested the user interface to confirm that all elements had an acceptable contrast ratio 可接受的对比度.

在发布应用程序之前，我们测试了用户界面，以确认所有元素都具有可接受的对比度 acceptable contrast ratio。

5.Using colors that do not meet the acceptable contrast ratio 可接受的对比度 can lead to poor readability and user frustration.

使用不符合可接受的对比度 acceptable contrast ratio的颜色可能会导致可读性差和用户沮丧。

作文

In today's digital age, the importance of web accessibility cannot be overstated. One of the key factors that contribute to a website's accessibility is its visual design, particularly the use of color. A well-designed website should cater to all users, including those with visual impairments. This is where the concept of an acceptable contrast ratio comes into play. The acceptable contrast ratio refers to the difference in luminance between text and its background, which is crucial for readability. For instance, if the contrast between the text color and the background color is too low, users may struggle to read the content, leading to frustration and a poor user experience.The Web Content Accessibility Guidelines (WCAG) provide specific guidelines regarding the acceptable contrast ratio. According to these standards, a minimum contrast ratio of 4.5:1 is recommended for normal text, while a higher ratio of 3:1 is acceptable for large text. These guidelines are designed to ensure that content is accessible to individuals with varying degrees of vision impairment, including those who are colorblind.When designing a website, it is essential to consider the color palette carefully. Designers should choose colors that not only align with the brand identity but also meet the acceptable contrast ratio requirements. Tools such as contrast checkers can be utilized to evaluate whether the selected colors comply with the WCAG guidelines. By doing so, designers can create visually appealing websites that are also inclusive.Moreover, the significance of an acceptable contrast ratio extends beyond just compliance with accessibility standards. It also enhances the overall user experience. Websites that prioritize readability tend to retain visitors longer and encourage them to engage with the content. Conversely, sites with poor contrast may lead to high bounce rates, as users quickly exit when they encounter difficulties in reading.In conclusion, understanding and implementing an acceptable contrast ratio is vital for creating accessible and user-friendly websites. By adhering to established guidelines, designers can ensure that their work is inclusive and enjoyable for everyone, regardless of their visual abilities. As we continue to advance technologically, it is imperative that we prioritize accessibility in our digital environments, starting with something as fundamental as color contrast. Ultimately, a commitment to inclusivity will not only benefit users with disabilities but will also enhance the overall quality of web design.

在当今的数字时代，网络可访问性的重要性不容忽视。网站可访问性的一个关键因素是其视觉设计，特别是颜色的使用。一个设计良好的网站应该迎合所有用户，包括那些有视觉障碍的人。这就是可接受的对比度比率的概念发挥作用的地方。可接受的对比度比率是指文本与背景之间的亮度差异，这对于可读性至关重要。例如，如果文本颜色和背景颜色之间的对比度过低，用户可能会难以阅读内容，从而导致挫败感和糟糕的用户体验。网页内容可访问性指南（WCAG）提供了关于可接受的对比度比率的具体指导。根据这些标准，建议正常文本的最低对比度比率为4.5:1，而对于大文本，3:1的更高比率是可以接受的。这些指南旨在确保内容对不同程度的视觉障碍人士可访问，包括那些色盲的人。在设计网站时，仔细考虑调色板至关重要。设计师应该选择不仅符合品牌形象，而且符合可接受的对比度比率要求的颜色。可以利用对比度检查工具来评估所选颜色是否符合WCAG指南。通过这样做，设计师可以创建既美观又包容的网站。此外，可接受的对比度比率的重要性不仅限于遵守可访问性标准。它还增强了整体用户体验。优先考虑可读性的网站往往能让访客停留更长时间，并鼓励他们与内容互动。相反，具有较差对比度的网站可能导致高跳出率，因为用户在遇到阅读困难时会迅速退出。总之，理解和实施可接受的对比度比率对于创建可访问和用户友好的网站至关重要。通过遵循既定的指南，设计师可以确保他们的作品对所有人都是包容和愉快的，无论他们的视觉能力如何。随着技术的不断进步，我们必须优先考虑数字环境中的可访问性，从最基本的颜色对比开始。最终，对包容性的承诺不仅会使残障用户受益，还会提升网页设计的整体质量。