Accessibility Statement

1. Conformance Status

PercentileCalculator.us strives to conform to the Web Content Accessibility Guidelines (WCAG) 2.1 at the Level AA standard. WCAG 2.1 Level AA is the internationally recognized standard for web accessibility, established by the World Wide Web Consortium (W3C).

Current Status: We are actively working toward full WCAG 2.1 Level AA conformance. While we have implemented many accessibility features, we acknowledge that some areas may not yet be fully compliant, and we are committed to ongoing improvement.

2. Accessibility Features

We have implemented the following features to make our percentile calculators accessible:

3. Compatible Assistive Technologies

Our website is designed to be compatible with the following assistive technologies:

Screen Readers

• JAWS (Job Access With Speech) – Windows
• NVDA (NonVisual Desktop Access) – Windows (free, open-source)
• VoiceOver – macOS, iOS (built into Apple devices)
• TalkBack – Android (built into Android devices)
• Narrator – Windows (built into Windows)

Browser Accessibility Features

• Built-in zoom and text scaling (supported in all major browsers)
• High contrast modes (Windows, macOS)
• Caret browsing (keyboard navigation of text)

Operating System Accessibility Features

• Windows: Magnifier, Narrator, High Contrast themes
• macOS: VoiceOver, Zoom, Display accommodations
• iOS: VoiceOver, Zoom, Display & Text Size adjustments
• Android: TalkBack, Magnification, Font size adjustment

4. Technical Specifications

PercentileCalculator.us accessibility relies on the following technologies:

• HTML5 – Semantic markup for proper structure
• CSS3 – Visual styling and responsive layout
• JavaScript – Interactive calculator functionality (required for calculations)
• ARIA (Accessible Rich Internet Applications) – Labels and roles where appropriate

Browser Requirements

For the best accessible experience, we recommend using:

• Latest version of Google Chrome, Mozilla Firefox, Safari, or Microsoft Edge
• JavaScript enabled (required for calculator functionality)
• Browser zoom/text scaling features work correctly up to 200%

5. Known Limitations and Ongoing Improvements

Despite our best efforts, there may be some limitations to the accessibility of PercentileCalculator.us. We are aware of the following areas and are actively working to improve them:

Areas Under Active Improvement

• Third-party content: Advertisements from Google AdSense may not fully meet accessibility standards. We do not control the accessibility of third-party ad content.
• External links: Links to government data sources (BLS.gov, Census.gov) lead to external sites whose accessibility we cannot control.
• Chart visualizations: The percentile result visualization bar chart is primarily visual. We provide text equivalents of all numerical results.

Future Enhancements Planned

• Adding skip navigation links for keyboard users
• Implementing ARIA live regions for dynamic calculator results
• Adding an accessibility preferences panel
• Conducting formal accessibility audits with users who have disabilities

6. Feedback and Assistance

We welcome your feedback on the accessibility of PercentileCalculator.us. If you encounter accessibility barriers, please let us know so we can work to address them.

How to Report Accessibility Issues

If you experience difficulty accessing any part of our website, please contact us with the following information:

• What you were trying to do: Describe the task you were attempting (e.g., “calculating salary percentile”)
• What went wrong: Explain the barrier you encountered
• Your assistive technology: Let us know what screen reader, browser, or assistive technology you’re using
• Your device: Specify whether you’re using a computer, tablet, or smartphone

Alternative Access

If you cannot access our calculators due to accessibility barriers, you can:

• Email us at contact@percentilecalculator.us with your calculation request (salary/income/test score value and age group), and we’ll manually provide your percentile ranking
• Access original data sources directly from Bureau of Labor Statistics or U.S. Census Bureau

7. Formal Accessibility Complaints

If you are not satisfied with our response to your accessibility concern, you have the right to file a formal complaint.

U.S. Department of Justice

The Department of Justice (DOJ) enforces Title III of the Americans with Disabilities Act (ADA), which covers web accessibility.

Civil Rights Division
U.S. Department of Justice
950 Pennsylvania Avenue, NW
Washington, DC 20530

Website: ADA.gov
ADA Information Line: 1-800-514-0301 (Voice) or 1-833-610-1264 (TTY)

8. Accessibility Standards and Guidelines

We reference the following accessibility standards and guidelines:

Web Content Accessibility Guidelines (WCAG) 2.1

Published by the World Wide Web Consortium (W3C), WCAG 2.1 provides recommendations for making web content more accessible. We strive to meet Level AA conformance.

Learn more: WCAG 2.1 Quick Reference

Americans with Disabilities Act (ADA)

Title III of the ADA requires that places of public accommodation (including websites) be accessible to individuals with disabilities.

Section 508 of the Rehabilitation Act

While Section 508 primarily applies to federal agencies, we use it as a reference for accessibility best practices.

9. Assessment and Testing Methods

We assess the accessibility of PercentileCalculator.us through the following methods:

• Automated testing: We use automated accessibility testing tools including WAVE, axe DevTools, and Lighthouse
• Manual testing: Our team manually tests with keyboard-only navigation and screen readers
• Browser testing: We test across multiple browsers and devices to ensure consistent accessibility
• User feedback: We incorporate feedback from users, including those with disabilities

Last Assessment: March 2026

Next Scheduled Review: June 2026 (quarterly reviews)

10. Updates to This Accessibility Statement

We are committed to continually improving accessibility and will update this statement as we make improvements to our website.

This Accessibility Statement was last updated on March 17, 2026.

We review and update this statement:

• When we make significant changes to the website
• When we receive accessibility feedback
• At least quarterly as part of our ongoing accessibility review