You can adjust the highlights, shadows, and midtones using the Shadow, Highlight, or Midtone eyedropper in the Levels or Curves dialog box.

To adjust the tonal balance manually using the tonal eyedroppers:

  1. Open the Levels or Curves dialog box, and select a color channel from the Channel pop-up menu.
  2. Select the appropriate eyedropper to reset the tonal values in the image:
    • This is a picture of the feature being described.Click the lightest pixel in the image with the Highlight eyedropper to reset the highlight value.
    • This is a picture of the feature being described.Click a pixel of neutral color in the image with the Midtone eyedropper to reset the midtone value.
    • This is a picture of the feature being described.Click the darkest pixel in the image with the Shadow eyedropper to reset the shadow value.
  3. Click OK.