Color Blindness Simulator – Test Your Designs
Simulate 9 types of color vision deficiency including Protanopia, Deuteranopia, Tritanopia, and more. Upload any image to see how people with color blindness perceive your designs. Ensure WCAG compliance and create accessible, inclusive interfaces for everyone.
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Examples of Real-World Usage
Discover how professionals use this tool to solve real problems and boost productivity.
Web & UI Designers
Test interface designs, color schemes, and visual hierarchies to ensure accessibility for users with color vision deficiencies.
Developers & QA Teams
Verify that color-coded information (charts, status indicators, alerts) is distinguishable for all users during testing.
Content Creators & Marketers
Check infographics, presentations, and marketing materials to ensure your message reaches everyone effectively.
Accessibility Specialists
Audit websites and applications for WCAG compliance and demonstrate accessibility issues to stakeholders.
Product Managers
Make informed decisions about color palettes and ensure products are inclusive for all potential users.
Educators & Students
Learn about color blindness, understand its impact, and teach inclusive design principles.
Comprehensive Color Blindness Simulation Features
Test your designs with our advanced color blindness simulator. Support for 9 different types, real-time processing, and side-by-side comparison to ensure your content is accessible to everyone.
9 Color Blindness Types
Simulate Protanopia, Deuteranopia, Tritanopia, and 6 other types of color vision deficiency
Real-Time Image Processing
Upload any image and instantly see how it appears to people with color blindness
Side-by-Side Comparison
Compare original and simulated images side by side to identify accessibility issues
Download Simulations
Save simulated images for presentations, documentation, or testing purposes
Detailed Information
Learn about each type with descriptions, prevalence rates, and severity levels
Design Guidelines
Get practical tips for creating colorblind-friendly designs and interfaces
WCAG Compliance
Ensure your designs meet accessibility standards and reach a wider audience
Client-Side Processing
All processing happens in your browser - your images remain private and secure
How to Use the Color Blindness Simulator
Follow these easy steps to get started with Color Blindness Simulator and achieve your goals quickly.
Upload an image, screenshot, or design mockup using the file upload button
Select a color blindness type from the tabs to see how people with that condition perceive colors
Compare the original and simulated images side by side to identify potential accessibility issues
Review the detailed information about each type including prevalence and description
Download the simulated image for documentation, testing, or sharing with your team
Apply the design tips provided to make your interfaces accessible to all users
Frequently Asked Questions
Find answers to commonly asked questions about our tools and services.
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