Curves
Curves gives the image a cool effect. There are tones of different curves, but I will show you just an example under on how it works.
Step 1: Find an image you want to use and open it in Photoshop. I will be using this one:
Step 2: Go to
Image >> Adjustments >> Curves.
Step 3: A new window will appear. Change the settings in the first window to
input: 132, output: 152, this was the
RGB colors.
Step 4: Then click on the little menu and select
Red. Change the settings to
input:75, output:96.
Step 5: Now select
Green from the little menu. Change the settings to
input:79, output:106.
Step 6: At last select the
Blue color from the list and change the settings to
input:52, output:68.
Step 7: Click
ok and you are done. Here's my finished result: