"#FFFFFF"This is white in hexadecimal code.
or
"white"This is the same color using the name.
For ease of use the following two tables use the name rather than the code. For an excellent in depth discussion and reference on the subject of color on the web visit:
Color Table on a White Background
Color Table on a Black Background
An example of how to use this information is the FONT tag:
<font color="white">white</font>