How to Using Gradient Map
The Gradient Maps tool has a serious side in creating custom black and white conversions and a more frivolous one in adding color to an image. I’ll show you how to use it for both purposes. Before we start a word about how the Gradient Map works. It is an adjustment so you can find it on the Adjustment menu and you can also apply it using an Adjustment Layer. It applies a gradient of color to your image depending on the tones in the image. So, where the image is darker the tones at the left of the gradient are applied and where the image is lighter the tones at the right of the gradient are applied. The midtones are colored with the color in the middle of the gradient. If you want the effect reversed, you can reverse the gradient and the colors are applied in reverse. The serious side of the Gradient Map tool is its black and white gradient. You can use this to convert an image to black and white. By changing the gradient, you can affect what parts of the image go to black and whi...