The sky turned purple in this sunset, so I got this photo of the clouds with some bare trees in front. The clouds were darker above, which you can see at the top of the frame.
Canon Rebel XTi, EF 50mm 1:1.4, 1/80, F2.2, 50mm, ISO400, 2008-01-05T17:53:56-05, 20080105-225356rxt
Source image. I darkened the clouds at the top, shifted the colors to be more purple, and improved the contrast.

