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The test is intended to pass because the luminosity contrast ratio is higher than 5.

The formula to be used for calculating the luminosity contrast ratio can be found at http://www.w3.org/TR/2006/WD-WCAG20-20060427/appendixA.html#luminosity-contrastdef.

 ../testfiles/sc1.4.3_l2_009.html 1.1 6 9 /h:html/h:body/@bgcolor 6 27 /h:html/h:body/@text

The luminosity contrast ratio is 6.12.

This test case maps to technique G18: Ensuring that a contrast ratio of at least 5:1 exists between text and background behind the text