Accessibility Statement

Last updated: January 2025

Our Commitment to Accessibility

VectorAlpha is committed to ensuring digital accessibility for people with disabilities. We are continually improving the user experience for everyone and applying the relevant accessibility standards to ensure our website is accessible to all users.

Conformance Status

The Web Content Accessibility Guidelines (WCAG) defines requirements for designers and developers to improve accessibility for people with disabilities. It defines three levels of conformance: Level A, Level AA, and Level AAA.

VectorAlpha is partially conformant with WCAG 2.1 level AA. Partially conformant means that some parts of the content do not fully conform to the accessibility standard.

Technical Specifications

Accessibility of VectorAlpha relies on the following technologies to work with the particular combination of web browser and any assistive technologies or plugins installed on your computer:

  • HTML
  • WAI-ARIA
  • CSS
  • JavaScript

These technologies are relied upon for conformance with the accessibility standards used.

Accessibility Features

We've implemented the following features to improve accessibility:

  • Keyboard Navigation: Full keyboard accessibility for all interactive elements
  • Screen Reader Support: Semantic HTML and ARIA labels for assistive technologies
  • Color Contrast: WCAG AA compliant color contrast ratios (4.5:1 for normal text)
  • Responsive Design: Content adapts to various screen sizes and zoom levels up to 200%
  • Alternative Text: Descriptive alt text for all informative images
  • Focus Indicators: Clear visual focus indicators for keyboard navigation
  • Heading Structure: Logical heading hierarchy for easy navigation
  • Dark Mode: Full dark mode support with maintained contrast ratios
  • Text Sizing: Base font size of 17px for improved readability
  • Motion Preferences: Respects prefers-reduced-motion for users sensitive to motion

Known Limitations

Despite our best efforts to ensure accessibility of VectorAlpha, there may be some limitations. Below is a description of known limitations:

  • Complex Visualizations: Some technical charts and animations may not have complete text alternatives. We are working on providing detailed descriptions.
  • Third-party Content: We cannot guarantee the accessibility of third-party tools or embedded content.

Assessment Approach

VectorAlpha assessed the accessibility of this website by the following approaches:

  • Self-evaluation using automated testing tools (Lighthouse, axe DevTools)
  • Manual keyboard navigation testing
  • Screen reader testing with NVDA and JAWS
  • Color contrast analysis

Feedback

We welcome your feedback on the accessibility of VectorAlpha. Please let us know if you encounter accessibility barriers:

We try to respond to accessibility feedback within 5 business days.

Compatibility

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

  • Screen readers (NVDA, JAWS, VoiceOver)
  • Screen magnification software
  • Speech recognition software
  • Keyboard-only navigation

This website is designed to be compatible with the following browsers:

  • Chrome (latest 2 versions)
  • Firefox (latest 2 versions)
  • Safari (latest 2 versions)
  • Edge (latest 2 versions)

Future Improvements

We are committed to continually improving our website's accessibility. Planned improvements include:

  • Enhanced keyboard shortcuts for power users
  • More comprehensive alternative text for complex visualizations
  • Video content with captions and transcripts
  • Regular third-party accessibility audits

Related Resources