See also: Operability status, focus indicator
Several control elements can have a status, e.g.
- highlighted or not highlighted,
- selected or unselected,
- open or closed,
- pressed or not pressed,
- correct or incorrect (also see Error prevention and correction),
- focused or not focused (also see Focus indicator),
- operable or disabled (also see Operability status).
Note: Which specific status is possible for which control element is specified by the programming language used.
Note: Specific recommendations on specific status changes for individual elements are described at the respective element.
| No. | Property | Description | Classification | Reference |
|---|---|---|---|---|
| 85 | Contrast | If the status difference is only conveyed visually with the use of color, the contrast ratio between these colors must be at least 3:1. Note 1: Alternatively, the status difference can be conveyed as follows:
Note 2: If different frames or icons are used to convey the status difference, they must have a contrast ratio of at least 3:1 with respect to the background. | Must | EN 301 549: 9.1.4.1, 11.1.4.1, 9.1.4.11, 11.1.4.11 |
| 86 | Contrast | Regardless of the status, a contrast ratio of at least 4.5:1 for text and 3:1 for the content of graphics must be maintained. | Must | EN 301 549: 9.1.4.3, 11.1.4.3, 9.1.4.11, 11.1.4.11 |
Operation
Permalink "Operation"| No. | Property | Description | Classification | Reference |
|---|---|---|---|---|
| 87 | Use of the keyboard | Status changes that can be made with a pointing device must also be possible with the use of the keyboard (see Use of the keyboard). | Must | EN 301 549: 9.2.1.1, 11.2.1.1 |
Programming/interfaces
Permalink "Programming/interfaces"| No. | Property | Description | Classification | Reference |
|---|---|---|---|---|
| 88 | Status | The status of the control element must be communicated to the Accessibility API. | Must | EN 301 549: 9.4.1.2, 11.4.1.2, 11.5.2.5, 11.5.2.13 |
| 89 | Status change | The status change must be possible using the Accessibility API. | Must | EN 301 549: 9.4.1.2, 11.4.1.2, 11.5.2.14, 11.5.2.16 |
| 90 | Update | Status updates must be communicated to the Accessibility API. | Must | EN 301 549: 9.4.1.2, 11.4.1.2, 11.5.2.15 |
| 91 | Contrast adjustment | To ensure that the status of the elements is visible when using contrast adjustment, the status should not only be communicated in color. | Should | EN 301 549: 11.7 |
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