Photoshop Friday - Friday, June 20, 2008 14:34 - 4 Comments

Lab Color Manipulation

If you ever deleted those underexposed photos with poor lighting you’ll want to think twice next time. Here’s a trick that’ll have you searching for all those photos just to see the transformation.

In this example we’ll be switching to the Lab color mode from RGB which can be done without altering any of the color data. Unlike the red, green and blue channels lab or (CIELAB) consists of a lightness channel, a and b coordinates. Unless you’re an über-geek you don’t need to know anything about Lab for this trick.

1. Find a photo with the worst overcast lighting possible. Something really drab like this one of Florence.


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