The following Websites are good resources in writing an html page:
http://www.tayloredmktg.com/rgb/
This is a well-organized list of colors with both their hexadecimal and rgb values,
a great, simple tool for picking the theme to your webpage.
http://www.w3schools.com/html/default.asp
This site is a step-by-step guide to basic HTML, including all the common tags and
rules for formatting HTML code it's comprehensive and easy to understand.