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  2. Color blindness - Wikipedia

    en.wikipedia.org/wiki/Color_blindness

    Color blindness may also present itself as a symptom of degenerative diseases of the eye, such as cataract and age-related macular degeneration, and as part of the retinal damage caused by diabetes. Vitamin A deficiency may also cause color blindness. [47] Color blindness may be a side effect of prescription drug use.

  3. ColorADD - Wikipedia

    en.wikipedia.org/wiki/Coloradd

    ColorADD is a sign code for aiding color blind people to recognise colors, developed by Portuguese graphic designer and professor at the University of Minho, Miguel Neiva. [1] It consists of geometric shapes representing colors and color combinations. The app won the accessibility category of the 2013 Vodafone Foundation Mobile For Good Europe ...

  4. Ishihara test - Wikipedia

    en.wikipedia.org/wiki/Ishihara_Test

    Hidden digit plates: only individuals with color vision defect could recognize the figure. Diagnostic plates: intended to determine the type of color vision defect (protanopia or deuteranopia) and the severity of it. Tracing plates: instead of reading a number, subjects are asked to trace a visible line across the plate. [4]

  5. Farnsworth–Munsell 100 hue test - Wikipedia

    en.wikipedia.org/wiki/Farnsworth–Munsell_100...

    The Farnsworth–Munsell 100 Hue Color Vision test is a color vision test often used to test for color blindness.The system was developed by Dean Farnsworth in the 1940s and it tests the ability to isolate and arrange minute differences in various color targets with constant value and chroma that cover all the visual hues described by the Munsell color system. [1]

  6. Only 18% Can Get A Perfect Score On This Color Blindness Test

    www.aol.com/lifestyle/only-18-perfect-score...

    You’ve never seen these ones before!You might have taken color blindness tests with numbers online or when getting your eyes checked at the doctor’s, but I guarantee you haven’t seen these ...

  7. Congenital red–green color blindness - Wikipedia

    en.wikipedia.org/wiki/Congenital_red–green...

    Males are more likely to inherit red–green color blindness than females, because the genes for the relevant opsins are on the X chromosome. [1] Screening for congenital red–green color blindness is typically performed with the Ishihara or similar color vision test. [1] It is a lifelong condition, and has no known cure or treatment. [1]

  8. How designers can make websites more accessible for the ...

    www.aol.com/designers-websites-more-accessible...

    AccessiBe compiled tips for colorblind-friendly design using insights from professional designers, colorblind accessibility resources, and more.

  9. What's it like to be color blind?

    www.aol.com/lifestyle/2016-10-04-what-s-it-like...

    Here’s a quick and easy way to test your color blindness. Skip to main content. 24/7 Help. For premium support please call: 800-290-4726 more ways to reach us. Sign in. Mail. 24/7 Help. For ...

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