What is the significance/use of color imagery in 1984? Yellow is brought up several times (the yellow note at the Chestnut Tree Cafe, for example)....

The color
green symbolizes danger in .dreams of drowning in green water. The greenery
in which he meetsfor their first love tryst is filled with recording devices: the twosome is in
danger.is described twice as working by the light of a green-shaded desk lamp. A fellow prisoner
of Winston's turns green when he is ordered to go to Room 101. Finally, when Winston himself
ends up in Room 101, he sees

two small tables straight in
front of him, each covered with green baize.

As
Winstonand hence the readeris...