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      • The vast majority of people with color blindness see a range of colors, but they see some colors differently than others do. They may also have trouble telling the difference between certain colors or shades. Some very rare forms of color blindness make a person unable to see any colors. For most people, color blindness is inherited.
      my.clevelandclinic.org/health/diseases/11604-color-blindness

      Color Blindness: Types, Causes & Treatment - Cleveland Clinic

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  3. www.visioncenter.org › conditions › color-blindnessColor Blindness: Types, Causes, and Tests - Vision Center

    Feb 20, 2024 · Color blindness is a common condition that causes problems seeing the difference between certain colors. Most people who are color blind actually have a color vision deficiency, as true color blindness is rare. There are different types of color vision deficiencies based on the light wavelengths your eyes can detect.

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  4. www.allaboutvision.com › types-of-color-blindnessTypes of Color Blindness - All About Vision

    Feb 24, 2021 · What are the different types of color blindness? There are seven official diagnoses of color blindness: four different types of color blindness fall in the red-green category, two are in the blue-yellow spectrum and one version describes a type of vision completely lacking in color.

  5. www.nhs.uk › conditions › colour-vision-deficiencyColour vision deficiency (colour blindness) - NHS

    Colour vision deficiency (colour blindness) is where you see colours differently to most people, and have difficulty telling colours apart. There's no treatment for colour vision deficiency that runs in families, but people usually adapt to living with it. Check if it's colour vision deficiency.

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  7. enchroma.com › pages › types-of-color-blindnessTypes of Color Blindness | What Do Color Blind People See?

    A person with normal color vision can typically perceive up to 1 million different shades of colors. Normal color-sighted individuals are Trichromats, meaning that they have three different color sensitive cones in their retina: red, green, and blue.

  8. en.wikipedia.org › wiki › Color_blindnessColor blindness - Wikipedia

    There is also a study suggesting that people with some types of color blindness can distinguish colors that people with normal color vision are not able to distinguish. In World War II, color blind observers were used to penetrate camouflage.

  9. www.nei.nih.gov › color-blindnessColor Blindness | National Eye Institute

    Nov 15, 2023 · If you have color blindness, it means you see colors differently than most people. Most of the time, color blindness makes it hard to tell the difference between certain colors. Read about the types of color blindness and its symptoms, risk factors, causes, diagnosis, and treatment.

  10. www.verywellhealth.com › what-does-it-mean-to-beWhat to Know About the Different Types of Color Blindness

    Jul 11, 2022 · Color blindness, or color vision deficiency, refers to the inability of a person to correctly distinguish certain colors. Many people mistakenly believe that to be color blind is to view the world in only black and white, but complete color blindness is rare.