14th: Type or select/copy/paste the background code -- BGCOLOR="#ffffff" -- to the page saved in step 13 or this page, then edit/save/refresh the page as in step 13.
On this page the back ground color is a gray which is an equal mix of red, green, and blue. See the body tag: . The color is written in hexadecimal (base 16) notation
Often the default background color is white, font color is black, links is maroon, active links is red.
15th: Edit the color name to change the color on your page. Use the #RedGreenBlue Color Table or the Colors by Name & Number page as a guide. Close these pages after use.