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iPhoto ’11: The Macintosh iLife Guide to using iPhoto with OS X Lion and iCloud by Jim Heid, Michael E. Cohen, Dennis R. Cohen

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Colorful Tips

Temperature Tips. Photos taken under incandescent light with your camera’s flash turned off tend to have a yellowish cast to them. I like this warm look, but if you don’t, try dragging the Temperature slider to the left to cool things off. If the corrected image looks dark, bump up the Exposure or mid-tone Levels slider.

You can often simulate different lighting conditions by shifting a photo’s color temperature slightly. Warm up a photo to simulate late afternoon sun, or cool it down to simulate shade or twilight.

Old color photos often take on a reddish-yellow appearance as their color dyes fade. To fix this, drag the Temperature slider to the left a bit.

Gray Balancing. If you have an off-color photo containing an object that ...

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