A color vision test, also known as the Ishihara color test, measures your ability to tell the difference among colors. If you don’t pass this test, you may have poor color vision, or your doctor ...

This may include: There are tests online to test people for ... such as blue and green, red and purple, or yellow and pink. Color vision deficiencies, such as tritanopia, may occur due to an ...

In some schools, nurses test children for color problems. Color blindness runs in families. If you have relatives with the condition, it’s important to get tested. Ishihara color test.

“Why is the ocean purple?” In this moment ... not long after with the help of a school nurse and an Ishihara color vision test—basically a circle made up of many more tiny circles, all ...

According to one such test, I likely have "mild deuteranomaly"—a form of color blindness that mostly interferes with my ability to detect various shades of red and green, and impacts around 6% ...