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 |
Programming/interfaces
Permalink "Programming/interfaces"| No. | Property | Description | Classification | Reference |
|---|---|---|---|---|
| 88 | Status | The status of the control element must be communicated to the |
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