Green & red
Do you mean "Can someone who has lately developed colour-blindness imagine colour?" - well they don't need to imagine it, they can remember it. I can say to them that a colour is the same shade of green as the postboxes in Ireland, and they will know exactly what i mean. They may have difficulty imagining a new colour which they never saw before.... but they'll never know if they are right in what they imagine. If I describe a new paint colour to such a person and say "It is a lighter shade of green than X and has a bit more red in it" neither of us can know if the person know 'understands' the colour I described.
Dyslexic
It doesn't matter what colour hair that person has. it depends on what they are like and if you like them for who they are and not for what colour hair they have. People should not be so shallow and judge that person by what colour hair they have.
The person might have difficulty understanding what he or she is hearing or with strong and retrieving memories associated with the senses.
you cant
Somebody who is schizophrenic may have difficulty telling the difference between what is real and what isn't.
The shade of someones skin However, the above relates to colour in one small context - a person's ethnicity. In general, it is difficult to describe colour except in terms of other colours. E.g. pink is a mixture of red and white, cyan is between green and blue, orange is between yellow and red etc. Scientifically, you can relate a colour to the wavelength of light it represents.
is intoxicated
"Lockheed Martin" is a company, not a person.
Blue
Black
A person with alexithymia is typically referred to as someone who has difficulty recognizing and expressing their own emotions. They may struggle to identify their feelings or differentiate between different emotions, making it challenging for them to communicate their emotional experiences to others.