color blindness

[reshamas]

being mindful of presentations or signs with colors:
https://twitter.com/adrinjalali/status/1148203871782735874

[speco29]

Should I add this documentation in 02_minimal_measures document?

[Shivfun99]

Color blindness, also known as color vision deficiency (CVD), is an eye condition that makes it difficult to see colors or differentiate between them. The severity of color blindness can range from mild to severe.
Causes
Color blindness is usually genetic and inherited from a parent.
It can also be caused by other diseases, such as diabetes or multiple sclerosis.
Aging and taking certain medications can also cause color blindness.
Types
Red-green color vision deficiency
The most common type of color blindness, making it difficult to distinguish between red and green.
Blue-yellow color vision deficiency
A less common type of color blindness, making it difficult to distinguish between blue and yellow, or red and green.
Symptoms
Difficulty identifying colors
Seeing colors differently than others
Decreased attention span when coloring
Coloring with the wrong colors
Headaches or eye aches when looking at red on green or green on red backgrounds
Treatment
There is no cure for color blindness that runs in families.
Special glasses and contact lenses can help people see differences between colors.
An ophthalmologist can treat acquired forms of color blindness.
Impact
Most people with color blindness don't have problems with everyday activities