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Case Study

ColorProof

Color accessibility testing for frontend developers

Chrome ExtensionWCAGTailwind/shadcn fixes
ColorProof product preview

Project Overview

ColorProof is a Chrome extension for frontend developers that scans webpages for color accessibility issues, simulates color blindness, and suggests copy-paste fixes for Tailwind, shadcn/ui, and CSS.

Problem

Accessibility checks are often separated from day-to-day frontend work, making it easy to miss contrast problems until late QA or after release.

Solution

ColorProof brings scanning, simulation, and practical fix suggestions into the browser so developers can identify and resolve issues while reviewing the actual page.

Key Features

  • WCAG contrast checks
  • Color blindness simulation
  • Tailwind/shadcn/ui fix suggestions
  • Developer-focused browser workflow

Technical Decisions

The extension combines a React and TypeScript UI with page scanning logic tailored to frontend workflows. The fix suggestions are shaped for common styling systems instead of generic color advice.

UI/UX Decisions

The UI prioritizes scan results, visual previews, and quick code fixes so developers can move from issue to action without context switching.

Challenges

The main challenge is translating accessibility findings into fixes that feel useful for real design systems and not just theoretical contrast numbers.

Result

Developers can test a live webpage, understand how color choices affect users, and apply practical Tailwind, shadcn/ui, or CSS fixes faster.

Screenshots

ColorProof screenshot 1
ColorProof screenshot 2
ColorProof screenshot 3