Colors
So we'll start with the colors. You might describe that something is oblong and yellow to signify a banana. Here are the colors -- yellow with a "y", yellow; purple with a "p", purple; red, red; orange, orange; green, green; black, black; brown with a "b", brown. You want to review those colors -- red, yellow, orange, blue, purple, green, black. The colors typically start with the first letter. Like yellow and brown, you can see a "y", a "b", purple with a "p," etc.
Source: http://www.ehow.com/video_4943508_american-sign-language-colors.html