1、blue：You get a chance like this only once in a blue moon；

2、green ：Do you see any green in my eye；

3、pink：All the family is in the pink；

4、white：Though I believe in telling the truth, I think a white lie is sometimes justified；

5、black：He insisted on putting the agreement down in black and white；

6、red：You said that l am very good. ls my face red。