Web Design – Combine Color and Black and White in an Image
Load your Image in your Photoshop CS4
On the top under Image go to Adjustment, open the drop down menu and click on Desaturate. Your image is now black and white.
On the right menu go to History and click on Snapshot button.
Now you have a Snapshot from your black and white image.
On the left tool menu click on History Brush Tool.
If your pen touches your image, the original color comes back.
You can change the Diameter under Brush on the top.
If you have colored an item and you are satisfied then save your image.