Rhino Composite - The Photoshop: Professional Retouching and Compositing Tips, Tricks, and Techniques - page 393

Figure 8.22
When we add elements into a scene, we may also need to adjust the color, satura-
tion, and contrast so that the elements blend in and look as though they were really
there.
20. To lower the contrast of the tree, go to Image > Adjustments > Levels and change
the black output level to 30 ( Figure 8.23 ) . Click OK. Reduce the saturation by go-
ing to Image > Adjustments > Hue/Saturation and reducing Saturation to -35.
Click OK.