HTML Colors - CSS Portal

On the following pages, you'll find a complete reference to HTML colors. Color ranges have come a long way since the days when most graphic cards would only show 256 colors. These days with High Color and True Color, monitors can show the complete spectrum of colors which amounts to 16,777,216 shades. (256 Red * 256 Green * 256 Blue)

Page Summary

Basic Colors: These are the colors defined by the HTML 4.01 specification. Only 16 colors have been included in the HTML specification.
X11 Colors: On this page you'll see all the colors in the x11 color set. All colors on this page can either be coded using the color name or color code.
Web Safe Colors: Shows the 216 colors that are known as web safe colors. They are recognized by all web browsers and operating systems, which means these colors will look about the same within any browser.
Color Picker: Visually choose colors from all the possible combinations and get the Hex color code, RGB color codes and also the HSV codes.
Shades of Red: This page will visually show you shades of red that can be used.
Shades of Blue: This page will visually show you shades of blue that can be used.
Shades of Green: This page will visually show you shades of green that can be used.
Shades of Gray: This page will visually show you shades of gray that can be used.