The EnChroma colors Blind Test is specifically made to find out your variety of red-green color blindness (deutan or protan) and degree: moderate deutan or protan, moderate deutan or protan, or strong deutan or protan. But you can find limitations as to what could be tested with a self-administered test that is online. That you may have a color vision deficiency, EnChroma recommends getting a complete eye exam by a qualified eye care professional if you believe.