Stark is described as 'Color-blind simulator and contrast checker for Sketch for designing for accessibility' and is an app. There are three alternatives to Stark for Mac, Web-based, Google Chrome and Mozilla Firefox. The best Stark alternative is Sim Daltonism, which is both free and Open Source. Other great apps like Stark are Coblis and RGBlind.
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.
Sim Daltonism is the most popular Mac alternative to Stark.
Sim Daltonism is the most popular Open Source & free alternative to Stark.
If you are not suffering from a color vision deficiency it is very hard to imagine how it looks like to be colorblind. The Color BLIndness Simulator can close this gap for you. Just play around with the sample picture or upload your own images.
Coblis is the most popular Web-based alternative to Stark.
Simulate color blindness in Chrome, Firefox and Opera with RGBlind, the open-source, real-time color blindness simulation tool for the web.
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