The foundation of vestibular accessible design rests on a specialized understanding of how digital interfaces interact with the human inner ear and visual processing systems.
As a certified COAGI professional developed with deep understanding of WCAG 2.2 standards and sensory-health research, my credibility is built on the precise application of neuro-visual data to UI/UX patterns.
By analyzing thousands of design failures—ranging from parallax-induced vertigo to high-saturation “shimmer” effects—I provide an objective, data-driven perspective that moves beyond subjective aesthetics. This technical expertise ensures that every design choice is vetted against the biological realities of motion sensitivity and sensory processing disorders.
Addressing the Industry Blind Spot
Despite the rise in accessibility awareness, a significant gap remains in the market: most “checkers” focus exclusively on color contrast and screen-reader compatibility, leaving vestibular accessible design largely ignored. Existing tools fail to account for how background saturation or certain color pairings can physically trigger symptoms like nausea or disorientation in users with vestibular disorders.
This tool fills that void by quantifying “color vibration” and high-intensity saturation levels that standard WCAG checkers overlook. It bridges the divide between basic compliance and true sensory inclusion, offering a safety net for the millions of users who navigate the web with invisible vestibular disabilities.
From Compliance to Human-Centricity
By integrating cognitive load assessments with sensory triggers, this tool transforms the standard audit from a checklist into a human-centric diagnostic suite. While traditional tools tell you if text is readable, this platform tells you if a design is breathable—evaluating whether the interface creates a calm or chaotic environment for the user’s brain.
This fills a critical remediation gap by providing designers with immediate, actionable feedback on how to “mute” aggressive visual elements without sacrificing brand identity. In doing so, it elevates vestibular accessible design from a niche consideration to a fundamental pillar of modern digital health and wellness.
How to use & Vestibular Pro Tips
Navigation Guide
- Set Base: Enter your text and choose a font. Note: Sizes under 12px fail automatically.
- Pick Colors: Use the hex input or eye-dropper. The tool updates in real-time.
- Check Badges: AA is the legal baseline; AAA is the gold standard for readability.
- Simulate: Scroll down to see how your colors hold up for color-blind users.
Vestibular Pro Tips
- Stop the Shake: Avoid bright text on neon backgrounds to prevent “Color Vibration.”
- The Sweet Spot: Aim for a ratio between 7:1 and 12:1. Pure black/white can cause “halos.”
- Mute Large Areas: Keep background saturation under 80% to avoid sensory overload.
- Small Text: Use Regular weight for small sizes to prevent “smudging.”
Color Blindness Glossary
- Protanopia
- Red-blindness. Causes difficulty distinguishing red and green, as well as red and black.
- Deuteranopia
- Green-blindness. The most common type; red and green hues appear extremely similar.
- Tritanopia
- Blue-blindness. Rare condition causing confusion between blue/green and yellow/violet.
- Achromatopsia
- Total color blindness. Vision is limited to variations in brightness (shades of gray).
Vestibular Accessibility Checker
WCAG AA
Standard: 4.5:1
Large/Bold: 3:1
WCAG AAA
Standard: 7:1
Large/Bold: 4.5:1
Vestibular
Saturation: 0%
(Limit < 80% for large areas)
Cognitive
Evaluating…