In this tutorial, I use 4-Color Gradient and Particular to create an introduction video. The tutorial consists of 5 sections: ...

Though the presence of these presets may suggest that they are the only choices for shape gradient colors, you can change the colors to suit your presentation.

Photoshop CS6 Extended tutorial showing how to transform color photos into glorious, customized, black & white or tinted ...

Select "Gradient" from the drop-down menu to open the Gradient tool. Click the "Gradient Colors" button to toggle between one or two colors.

A color tint was added to the top example to introduce color consistency between the two images. A gradient mask lets you quickly fade images together into a collage.