Blue-yellow color blindness, rarer, affects the perception of blues and yellows. Complete color blindness, or achromatopsia, is the rarest form, where individuals see only in shades of gray.

Colour vision deficiency or colour blindness, happens when you see colours differently than most people and have difficulty ...

Colour blindness is a condition where a person ... to see red and green but might not be able to see colours like blue and yellow. You might be able to see only a few shades of colour, while ...

and blue-yellow color deficiency occurs equally in males and females. Learn more about red-green color blindness. People with color deficiency see colors differently from people without color ...

blue and yellow, or a mix of these. Here's what this number seven looks similar to for someone with a more common color blindness. Now, good news if you're a woman-- your DNA makes you much less ...

Unlock your Android device and launch the Settings app by tapping on the App Drawer or Notification Shade. Navigate to the "Accessibility" section, which is designed to make your device easier to use.