- Swap over to the blue channel, by either clicking the channel in the
Channels palette or using the keyboard shortcut Cmd/Ctrl + 4. Select
the blue channel within the Curves dialog box. Perform the same
adjustment, starting by creating a center point on the curve, and dragging
until the mid-tones in your image match those in the target.
Curves adjustments for the blue channel
- Repeat these adjustments for the green channel. Click the green channel
in the Channels palette or use the keyboard shortcut Cmd/Ctrl + 5.