Section 3.3: Input Assistance
This section of WCAG 2.1 ensures users receive guidance, error prevention, and correction tools when providing input, particularly for forms.
3.3.1 Error Identification
When an input error is detected, provide clear and descriptive error messages to the user.
- Example: Below is a form with real-time error feedback:
3.3.2 Labels or Instructions
Provide clear labels or instructions for all form input fields.
- Example: Below is a form with clear labels and placeholder text:
3.3.3 Error Suggestion
When an error is detected, suggest ways to correct it to the user.
- Example: Below is an email input field with a correction suggestion:
3.3.4 Error Prevention (Legal, Financial, Data)
For forms involving legal commitments, financial transactions, or data submissions, provide a mechanism to review, confirm, or correct information before finalizing the submission.
- Example: Below is a simple confirmation step before submission: