Table 2.
Library homepages with Section 508 errors by volume and frequency
| Section | Specific error | Number of library homepages with specific error | Percentage of library homepages with specific error |
|---|---|---|---|
| 508(a) | Empty button | 20 | 20.41 |
| Linked image missing alternative text | 18 | 18.37 | |
| Missing alternative text | 9 | 9.18 | |
| Spacer image missing alternative text | 2 | 2.04 | |
| 508(c) | Empty link | 20 | 20.41 |
| Broken ARIA menu | 13 | 13.27 | |
| Broken ARIA reference | 5 | 5.1 | |
| 508(g), 508(h) | Empty table header | 3 | 3.06 |
| 508(n) | Multiple form labels | 8 | 8.16 |
| Missing form label | 39 | 39.8 | |
| Empty form label | 1 | 1.02 | |
| 508(o) | Empty heading | 10 | 10.2 |
| Broken skip link | 1 | 1.02 | |
| Other errors | |||
| Language missing or invalid | 3 | 3.06 | |
| Contrast errors—very low contrast | 76 | 77.56 |