Case StudyRenewable Energy & Sustainability5 Weeks

Enhancing Accessibility for a Renewable Energy & Solar Solutions Provider

A renewable energy consulting company specializing in residential and commercial solar solutions wanted to ensure its website provided an inclusive experience for all visitors. As prospective customers increasingly relied on the website to explore solar technologies, compare energy solutions, request consultations, and learn about sustainable energy options, digital accessibility became a key priority.

97%
Issues resolved
79% → 98%
WCAG score
100% fixed
Color contrast
Client Snapshot

Renewable Energy & Sustainability — confidential client.

A renewable energy consulting company specializing in residential and commercial solar solutions wanted to ensure its website provided an inclusive experience for all visitors. As prospective customers increasingly relied on the website to explore solar technologies, compare energy solutions, request consultations, and learn about sustainable energy options, digital accessibility became a key priority.

The Challenge

10 accessibility barriers that needed addressing.

Alternative text for solar system images, diagrams, and icons

Heading hierarchy and semantic page structure

Keyboard navigation across menus and interactive components

Form labels, instructions, and validation messages

Color contrast for text, buttons, and call-to-action elements

Visible keyboard focus indicators

Screen reader compatibility

Accessible navigation menus

Descriptive links and button labels

Accessible downloadable resources and documents

Our Approach

Structured engineering, not a one-time scan.

1

Comprehensive Accessibility Assessment

Zylyn conducted a comprehensive accessibility assessment using automated scanning and expert manual testing based on WCAG 2.2 guidelines. The assessment covered the home page, residential and commercial solar solution pages, educational resources and blog content, consultation request forms, contact page, navigation menus, interactive website components, and downloadable resources.

2

Prioritized Remediation Guidance

Every accessibility finding included a WCAG Success Criterion reference, severity classification, user and business impact, recommended remediation, and developer-friendly implementation guidance — enabling the team to prioritize improvements while minimizing disruption to ongoing website enhancements.

3

Accessibility Validation

After remediation was completed, Zylyn conducted validation testing to verify that accessibility improvements had been successfully implemented and that no new barriers had been introduced.

Three-tool audit methodology

  • Google Lighthouse — structural and performance signals
  • WAVE — visual contrast and form label detection
  • axe-core scanner — precise WCAG criterion mapping

Violation tracker

Every issue mapped to its WCAG criterion, severity, and exact fix — turning accessibility barriers into a prioritised, manageable remediation backlog.

Verified results

An independent re-scan across multiple tools confirmed every remediation held. Each fix was verified against its WCAG criterion before being marked closed.

The Results

The numbers tell the story.

Measurable improvements across every key accessibility metric.

MetricImprovement
Critical accessibility issues resolved97%
WCAG compliance scoreIncreased from 79% to 98%
Keyboard navigation issuesReduced by 95%
Consultation form accessibilityImproved by 96%
Color contrast issues resolved100%
Screen reader compatibility improvements94%
Business Impact

Beyond a passing score.

Improved Customer Experience

  • Learn about renewable energy solutions without barriers
  • Compare residential and commercial solar services more easily
  • Request consultations online using assistive technologies
  • Access educational resources and navigate with keyboard support

Greater Digital Inclusion

  • More accessible experience for homeowners, businesses, and community members
  • Equal access to important renewable energy information and services
Key Outcomes

What was achieved.

Significant reduction in accessibility barriers

Improved online consultation request experience

Enhanced usability for keyboard and screen reader users

Stronger alignment with WCAG 2.2 accessibility guidelines

Faster identification and remediation of accessibility issues

More inclusive digital experience for customers exploring renewable energy solutions

Make your site accessible.

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