External references: http://www.w3.org/TR/css3-color/#color

Here is some text over which coloured DIVs of various levels of opacity (aka transparency) will be overlaid.

Here is some text over which coloured DIVs of various levels of opacity (aka transparency) will be overlaid.

External references: http://www.w3.org/TR/css3-color/#color

Here is some text over which coloured DIVs of various levels of opacity (aka transparency) will be overlaid.

Here is some text over which coloured DIVs of various levels of opacity (aka transparency) will be overlaid.

External references: http://www.w3.org/TR/css3-color/#color

Here is some text over which coloured DIVs of various levels of opacity (aka transparency) will be overlaid.

Here is some text over which coloured DIVs of various levels of opacity (aka transparency) will be overlaid.

External references: http://www.w3.org/TR/css3-color/#color

Here is some text over which coloured DIVs of various levels of opacity (aka transparency) will be overlaid.

No opacity specified
Opacity=0
Opacity=0.25
Opacity=0.5
Opacity=0.75
Opacity=1

Test results November 2009