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#1
11-09-2009, 06:33 PM
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Episode 151: Photoshop World: Lab Color with Dan Margulis [Discussion]
Want to adjust color and contrast independently of each other in Adobe Photoshop? Learn about "lab color" from Dan Margulis, who joins Bert Monroy at Photoshop World in Las Vegas.
Watch or download this episode now! 
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#2
11-12-2009, 07:53 PM
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Lab Colour changing the car red to green.
As many times as I look at the video, I still can't work out what Dan did to change the colours.
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#3
11-12-2009, 07:58 PM
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I have to say that's one great tip. But i have to ask is this Lab thing in come in photoshop cs3. or is it a plug-in. sorry to ask i just never thought of changing images from rgb.
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#4
11-14-2009, 11:00 PM
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How did Dan Margulis change color from red to green
In LAB mode, activate the "a" channel, then invert. Image> Adjustments> Invert
or in Curves, Image> Adjustments> Curves, in the "a" channel, invert the curve for the "a", as in move 0 to 100, and 100 to 0.
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#5
11-16-2009, 03:21 AM
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Changing car red to green
Thanks for the answer to my question Herb.
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