The majority of the population is able to view the world in vibrant colors. Seeing every shade in the rainbow is a normal occurrence for them. For some, though, life looks... a little different. They have a color deficiency, which affects the way they see the world. Those with the most severe symptoms are refereed to as color blind. Without proper testing, you may not even be aware that the world has a different hue... for you. Here are 10 Facts About Color Blindness You Didn’t Know.