However there is one component of the use of color that is often overlooked, that is how your color choices can alienate a portion of your audience - the color blind, or rather color vision deficient. About 8% of men and 0.4% of women have a genetic trait that inhibits their ability to perceive some wavelengths of light, but a quick check of your figures can help ensure that they too can interoperate your work with the same ease as a color sighted person. In this episode of SciCommTips I will demonstrate an easy ways to check your images for color vision deficiency.