24ColorCard FAQ
Will it work with Picasa ?
Yes, the 24ColorCards will work with Picasa.
Here is the procedure specific to Picasa 3.8:
Step #1: take your photos
- Shoot the GreyBalanceCard and set the camera's Custom White-Balance
- Photograph the 24ColorCard using at least half the image frame
- Shoot any other photos you like using these same lighting conditions
Step #2: in Picasa
- Bring up the 24ColorCard photo in Picasa 3.8
- Crop the image to include only the color patches of the 24ColorCard
- Save the cropped image to a new file
- Select View, Use Color Management and then select the Tuning tab
- Select the Neutral Color Picker, then click on the LtGrey Patch
- Use the Color Temperature slider to best overlap-match the RGB histogram
- Adjust the Highlights and Shadows until the histogram shows some clipping
- Add Fill Light for whites, then select Edit and Copy All Effects
- Select photos from the same shoot to correct
- Select Edit and then Paste All Effects
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