颜色对比度检查器
自信地创建无障碍颜色组合
预览
普通文本
This is an example of normal body text that would appear on your website or application.
大号文本
This is an example of large text (18pt or 14pt bold).
"Good design is accessible design. Contrast is essential for readability."
对比度比值
19.00:1
0
分数
普通文本
AAA
大号文本
AAA
WCAG 2.1 指南:AA要求普通文本为4.5:1,大号文本为3:1。AAA要求普通文本为7:1,大号文本为4.5:1。
提示与建议
- ✦Maintain a contrast ratio of at least 4.5:1 for normal text.
- ✦Use 3:1 or higher for large text (18pt or 14pt bold).
- ✦Consider using darker text on lighter backgrounds or vice versa.
- ✦For full WCAG AAA compliance, aim for a ratio of 7:1.
- ✦Adjust brightness or saturation slightly to improve contrast.