Adobe ADBCD17648MC Manuel D’Utilisation

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USING PHOTOSHOP ELEMENTS 8
Color and tonal correction
Last updated 7/26/2011
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Remove a color cast automatically
color cast is an unpleasant color shift in a photo. For example, a photo taken indoors without a camera flash may 
have too much yellow. The Remove Color Cast command changes the overall mixture of colors to remove color casts 
from an image.
Original (left), and after removing the green color cast (right)
1
Choose Enhance
  > Adjust Color  > Remove Color Cast.
2
In your image, click an area that should be white, black, or neutral gray. The image changes based on the color you 
selected.
3
To start over, and undo the changes made to the image, click the Reset button.
4
Click OK to accept the color change.
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Remove a color cast using Levels
This technique requires color correction experience and some knowledge of the RGB color wheel.
1
Do one of the following: 
Choose Enhance
  > Adjust Lighting  > Levels.
Choose Layers  > New Adjustment Layer
  > Levels, or open an existing Levels adjustment layer. 
2
Choose a color channel to adjust from the Channel pop-up menu:
Red to add red or cyan to the image.
Green to add green or magenta to the image.
Blue to add blue or yellow to the image.
3
Drag the middle input slider left or right to add or subtract color.
4
Click OK when you are satisfied with the overall color.
You can use the gray eyedropper in the Levels dialog box to quickly remove a color cast. Double-click the eyedropper 
and make sure that the RGB values are equal. After you close the Color Picker, click an area in your image that should 
be a neutral gray.