Gbutton ➜ Bsetup menu
Use the multi selector as shown below to adjust monitor color balance with reference to a sample image. The sample image is the last photograph taken or, in playback mode, the last photograph displayed; to choose a different image, press the Wbutton and select an image from a thumbnail list (to view the highlighted image full frame, press and hold X; to view images in other locations, press Wand select the desired card and folder as described on page 237). If the memory card
contains no photographs, an empty frame with a gray border will be displayed in place of the sample image. Press Jto exit when adjustments are complete. Monitor color balance applies only to menus, playback, and the view through the lens displayed during live view photography and movie live view; pictures taken with the camera are not affected.
Increase amount of green
Increase amount of blue 
Increase amount of amber
Increase amount of magenta
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