From This: To This:
Step 1: First step is easy as usual, brighten up your image, sharpen it, smooth the skin out, crop it, ect. These are all optional things. Now go to Colors > Color Balance and put these values in:
Step 2: On the same layer go to Colors > Components > Channel Mixer and put these values in:
Step 3: Now make 6 new fill layers by going to Layer > Layer and fill them like this:
#fdd3fa set to Soft Light 50%
#b9f9bd set to Burn 50%
#0d043a set to Screen 100%
#0d043a set to Screen 100%
#0d043a set to Subtract 100%
#fdd3fa set to Burn 100%
Your layers should now look like:
Step 4: This is optional. You can add this texture on and set it to Screen, Soft Light, or Lighten Only, I set mine to Screen also when your finished you can add some hue+saturation if you want for this image I didn't.(not sure who to credit for the texture)
Other Icons With Similar Effect: