Step 4 - The Lips Create a new Curves Layer (Layer>New Adjustment Layer>Curves) and name it Lips. Now, like before we’re going to push the Red curve up, and push the Green and Blue curves down.
Click on the Lips Mask, and Press CTRL/CMD + I to invert it, use the same technique to paint the lips, adjusting the size of the brush as needed.
Step 4 - Hair By now you should be getting the hang of this process. Create a new Curves Layer (Layer>New Adjustment Layer>Curves) and name it Hair. Adjust the Red, Green and Blue like below to get the desired color (or you can experiment with your own color!).