颜色对比度检查
检查文字/背景色对比度是否符合WCAG无障碍标准(AA/AAA)。
The quick brown fox jumps over the lazy dog
The quick brown fox jumps over the lazy dog
The quick brown fox jumps over the lazy dog
The quick brown fox jumps over the lazy dog
Contrast Ratio12.63:1
✓AA Normal (≥ 4.5)
✓AA Large (≥ 3.0)
✓AAA Normal (≥ 7.0)
✓AAA Large (≥ 4.5)