Photoshop CS4 : Coloring Effect

Step 1 : We Open Photoshop > Click On File > We Open our Image then we select what we want to color .

 

Step 2 : We transform the color of image to Black & White By clicking on Ctrl+U then we choose the following color.
(Don't check Colorzie)

Step 3 : We Select what we want to color.

Step 4 : We Click on Ctrl+U then we Choose our favorite color and don't forget check Colorize .

Result : :D