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Recent W3C specifications of color names distinguishes between basic and extended colors. [6] In HTML and XHTML, colors can be used for text, background color, frame borders, tables, and individual table cells. [7]
To use a colour in a template or table you can use the hex triplet (e.g. bronze is #CD7F32) or HTML color names (e.g. red). Editors are encouraged to make use of Brewer palettes for charts, maps, and other entities, using this tool .
Web colors provides a list of colors which can be used. Simple colors, like black, blue, red, green, etc. can just be spelled out. Alternatively, colors can be specified using either RGB or hex notation.
For the heading background, the saturation is 15% and brightness is 95%. For the heading border, the saturation is 15% and brightness is 75%. For the box background, the saturation is 4% and brightness is 100%. For the ITN/OTD sections, the saturation and brightness scheme is the same as above, but the hue (color) is different.
All font colors, background styles, element alignments, borders, and sizes had to be explicitly described, often repeatedly, within the HTML. CSS lets authors move much of that information to another file, the style sheet, resulting in considerably simpler HTML.
The present W3C list is a superset of the 16 "VGA colors" defined in HTML 3.2 and CSS level 1. One notable difference between X11 and W3C is the case of "Gray" and its variants. In HTML, "Gray" is specifically reserved for the 128 triplet (50% gray) .
{{web colors}} for simple cases {{web colors|colour}} to use the spelling "colour" instead of "color" This template takes one unnamed parameter: the usage {{web colors|colour}} can be used for pages where the "colour" spelling is standard. If not used, the "color" spelling is default. Note that there is no way to get the spelling "grey" instead ...
Many of these web colors are used as background colors for table cell templates, particularly in the yellow-green-cyan hue range. For the blue-magenta-red range, some of these templates use slightly darker colors to achieve slightly more intense colorfulness in specific cases.