11. Nine Percent of Men and One-Half Percent Of Women Are Color-Blind

Question	Answer
Color-Blind	Nine Percent of Men and One-Half Percent of Women are Color-Blind. Most People who are "Color-Blind" are not blind to every color, but only have color deficiency towards some colors.
Different Types of Color Blindness	There are many different types of color-blindness but the most common one is difficulty distinguishing yellows, reds, and greens. This is "red-green" color-blindness Other types include difficulty distinguishing blues from yellows.
Image: Color Blind1 (binary/octet-stream)	Image: Color Blind2 (binary/octet-stream)
Colors to Use & Color to Avoid	Colors that work for everyone include different shades of brown and yellow. Colors to avoid include red, blue, and green.
Tips for Designing with Color	Have a redundant coding scheme such as color AND line thickness. This helps those that are color blind so they can still see your code without needing the colors. Check your images with www.vischeck.com or color filter.wickline.org to see how it will look to those that are color blind.

Resource summary

	Created by Jessica Burgos over 4 years ago