Labels or Instructions

In short

Labels or instructions are provided when content requires user input.

How Percelia tests it

Percelia detects some cases automatically with rules; the rest needs AI or human judgment. Anything ambiguous goes to human review.

This criterion is judgment-bound and is always put to a human reviewer at Percelia, even at high confidence.

Official source

W3C Understanding document (w3.org)

Criteria under the same guideline

• 3.3.1 Error Identification
• 3.3.3 Error Suggestion
• 3.3.4 Error Prevention (Legal, Financial, Data)
• 3.3.7 Redundant Entry
• 3.3.8 Accessible Authentication (Minimum)