Learn how to set the background color for selected text (instead of the entire document) in TextEdit ...

WordPress' built-in editor has an HTML mode that lets you override the background color of a post by changing its CSS (Cascading Style Sheet) background-color attribute to the color of your choice.

Following is a sampling of HTML color codes used in HTML tags for setting background and font color. Colors are coded as red, green and blue intensities in hexadecimal notation (see hex chart ...

Select a solid or gradient background in one of the colors available in the selected color scheme or choose "More Backgrounds" to select a different option.

Learn how to make Terminal use a user-defined background image each time you open a new window.