Cost / License
- Free
- Open Source (BSD-2-Clause)
Platforms
- Windows
- Mac
- Linux



Color Oracle is described as 'Colorblindness simulator for Window, Mac and Linux. It takes the guesswork out of designing for color blindness by showing you in real time what people with common color vision impairments will see' and is an app in the office & productivity category. There are five alternatives to Color Oracle for Mac, Windows, Web-based and Linux. The best Color Oracle alternative is DaltonLens, which is both free and Open Source. Other great apps like Color Oracle are Sim Daltonism, RGBlind.com, Color Blindness Simulator and Coloursimulations.



From the perspective of a color blind person, some colors are impossible to distinguish. Sim Daltonism lets you visualize colors as they are perceived with various types of color blindness.



RGBlind.com is a free, browser-based color blindness simulator and testing platform. It lets you preview images and websites for different types of color vision deficiency, run adult and kids Ishihara tests, and apply color correction—all in your browser.



ColorBlindSimulator.app is a free, browser-based tool designed to help anyone—from designers and developers to educators and curious explorers—understand how the world appears through the eyes of those with color vision deficiencies.




For users with normal colour vision the application provides real-time simulation of the common forms of inherited red-green colour-blindness For colour deficient users the application provides colour discrimination assistance
