No it shouldn't be unless it forms part of a title.
They should only ever be capitalized if they are at the beginning of a sentence or form part of a title.
No, color names are generally not capitalized unless they are part of a proper noun, such as a specific brand or organization name. For example, "red sweater" would not be capitalized, but "Crimson Tide" would be.
Have should be capitalized if it is the beginning of a sentence. Summer should not be capitalized.
It should only be capitalized if it forms part of a title.
Yes it should be capitalized.
The first 'c' should be capitalized.
Yes, it should be capitalized.
Yes it should always be capitalized.
As an abbreviation it should be capitalized.
Yes it should be capitalized.
No it should not be capitalized.
No. It should not be capitalized.