There are numerous resources for learning HTML, and all but one are free! Here's a selected list of personal recommendations:

Books

• Teach Yourself Web Publishing With Html in a Week by Laura Lemay ISBN: 1575213362

Must Have Guide

• Microsoft's HTML reference guide

Learning HTML

• CWRU Introduction to HTML
• HTML Mini Tutorials
• C|net's Know the Code
• Netscape HTML Guide

Professional Developer Sites

• C|net's Builder.Com
• Microsoft's Site Builder Network
• Netscape's DevEdge

Additional Resources

• Font Faces
• Color Palette Map
• Decimal to Hexadecimal