
Coblis
Ishihara Test
Sim Daltonism
ColorBlind-Test.io
Color Oracle
ColorBlindTest.us
Accessibility Checker Pro
Free color accessibility toolkit with color blindness simulators, WCAG contrast checker, and accessible palette generator for designers and developers.

Codédex
Scrimba
GoIT LMS
Treehouse
Refocus
CodeCrafters
Divize
A better way to support developers

Which is more popular?
Website, pricing, platforms and company facts side by side.
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| Website | rgblind.com | dataprotocol.com |
| Pricing | — | |
| Platforms | — | |
| Company | Startup from Morocco · 1 - 9 employees · 2025 | — |
| Listed in |
In their own words, as submitted to SaaSHub.


RGBlind is a comprehensive, free web-based accessibility platform that helps designers, developers, and educators create inclusive digital experiences for people with color vision deficiencies. With over 300 million people worldwide affected by color blindness, RGBlind provides scientifically...
No description of Data Protocol yet.
What each product offers, as listed by its team.


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As answered by people managing RGBlind.com and Data Protocol.
RGBlind.com's answer
RGBlind.com is a fully browser-based color blindness simulator and testing platform that allows users to instantly preview how images, websites, and designs appear to people with different types of color vision deficiency. It includes advanced features like daltonization (color correction), split-view comparison, grid overlays, and real-time camera input, all processed locally in the browser for privacy.
RGBlind.com's answer
Unlike generic simulators or apps requiring downloads, RGBlind.com offers a complete, fast, and easy-to-use solution directly in the browser. It provides both adult and child-friendly color vision tests, supports multiple CVD types, and emphasizes accessibility compliance with WCAG, ADA, and Section 508 standards.
RGBlind.com's answer
RGBlind.com's answer
RGBlind.com was created to help raise awareness of color vision deficiencies and provide an accessible, accurate tool for designers, educators, and families. The platform aims to make digital content more inclusive by giving creators the ability to test and improve visual accessibility.
RGBlind.com's answer
RGBlind.com's answer
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When comparing RGBlind.com and Data Protocol, you can also consider the following products.

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Free online Ishihara color blindness screening test in 13 languages. Instant severity result, downloadable PDF report, and an embeddable widget. No sign-up, no email. Screens for red-green color vision deficiency, not a medical diagnosis.
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Interactive coding screencasts created in an instant
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