The intent for this triumph Criterion is always to guarantee that details and relationships being implied by visual or auditory formatting were protected when the demonstration format variations. Like, the demonstration format improvement as soon as the information is actually look over by a display reader or whenever a person design layer is replaced for your preferences sheet provided by the writer.
Sighted consumers perceive structure and interactions through various graphic cues – headings in many cases are in a larger, strong font split from sentences by blank lines; record products is preceded by a bullet and possibly indented; paragraphs are divided by an empty range; things that share a common quality include structured into tabular rows and articles; type fields might situated as teams that show book labels; yet another background tone enables you to indicate that several stuff is about both; terminology which have special status tend to be suggested by modifying the font household and /or bolding, italicizing, or underlining all of them; items that share a typical trait become prepared into a table the spot where the union of cells sharing exactly the same line or line in addition to commitment of each cell to their line and/or line header are crucial for comprehension; and so on. Creating these structures and these interactions programmatically determined or in book helps to ensure that information essential for understanding can be perceivable to all.
Auditory signs ple, a chime might suggest the beginning of a brand new point; a general change in voice pitch or speech price enable you to high light information or to indicate cited text; etc.
When these relationships were perceivable to at least one set of users, those connections can be made is perceivable to. One technique of deciding whether or not suggestions is properly made available to all consumers is access the information and 
knowledge serially in various strategies.
If links to glossary stuff tend to be implemented using anchor areas (or even the appropriate back link factor when it comes to development being used) and identified making use of another type of font face, a screen audience individual will listen that item are a hyperlink whenever the glossary label try experienced despite the reality they may not obtain information regarding the alteration in font face. An on-line collection may indicate pricing making use of a more substantial font dyed reddish. A screen viewer or person who cannot see red, continues to have the information towards rates provided that its preceded from the money icon.
Some engineering dont create a way to programmatically decide some kinds of records and affairs. In this case subsequently there ought to be a text definition from the facts and interactions. By way of example, “all needed areas are marked with an asterisk (*)”. The written text definition need close to the facts it is describing (after webpage try linearized), particularly during the parent component or in the surrounding aspect.
There may be also cases where it could be a judgment call on if the affairs should-be programmatically determined or perhaps provided in text. However, whenever technology supporting programmatic affairs, it’s highly motivated that info and relations feel programmatically determined instead of described in text.
Recognizing Victory Criterion 1.3.1: Info and relations
It isn’t required that shade beliefs end up being programmatically determined. The content communicated by colors cannot be adequately recommended by simply exposing the worth. Therefore, victory Criterion 1.4.1 covers the precise case of shade, versus triumph Criterion 1.3.1.
Importance
- This victory Criterion helps people with various disabilities by allowing individual representatives to adapt material in accordance with the requirements of individual people.
- Customers who’re blind (using a display viewer) profit when suggestions communicated through shade is available in text (such as book alternatives for pictures that use shade to share details).