I've been exercising the BB Codes for vBulletin. They all seem to work well. If anyone knows of other or custom BB codes, please add them here.

Here's a sampler:

[b]Bold[/b] yields Bold
[i]Italic[/i] yields Italic
[u]Underline[/u] yields Underline
[color=red]red[/color] yields red
[color=orange]orange[/color] yields orange
[color=yellow]yellow[/color] yields yellow
[color=green]green[/color] yields green
[color=blue]blue[/color] yields blue
[color=violet]violet[/color] yields violet
[color=cyan]cyan[/color] yields cyan
[color=magenta]magenta[/color] yields magenta
[color=black]black[/color] yields black
[color=gray]gray[/color] yields gray
[color=white]white[/color] yields white
[color=Chartreuse]Chartreuse[/color] yields Chartreuse
[color=DarkGreen]DarkGreen[/color] yields DarkGreen
[color=DarkOliveGreen]DarkOliveGreen[/color] yields DarkOliveGreen
[color=DarkSeaGreen]DarkSeaGreen[/color] yields DarkSeaGreen
[color=ForestGreen]ForestGreen[/color] yields ForestGreen
[color=GreenYellow]GreenYellow[/color] yields GreenYellow
[color=LawnGreen]LawnGreen[/color] yields LawnGreen
[color=LightSeaGreen]LightSeaGreen[/color] yields LightSeaGreen
[color=LimeGreen]LimeGreen[/color] yields LimeGreen
[color=MediumSeaGreen]MediumSeaGreen[/color] yields MediumSeaGreen
[color=OliveDrab]OliveDrab[/color] yields OliveDrab
[color=SeaGreen]SeaGreen[/color] yields SeaGreen
[color=SpringGreen]SpringGreen[/color] yields SpringGreen
[color=YellowGreen]YellowGreen[/color] yields YellowGreen
[color=PaleGreen]PaleGreen[/color] yields PaleGreen
[color=Goldenrod]Goldenrod[/color] yields Goldenrod
[color=Gold]Gold[/color] yields Gold
[color=Aquamarine]Aquamarine[/color] yields Aquamarine
[color=CadetBlue]CadetBlue[/color] yields CadetBlue
[color=CornflowerBlue]CornflowerBlue[/color] yields CornflowerBlue
[color=DarkSlateBlue]DarkSlateBlue[/color] yields DarkSlateBlue
[color=DarkTurquoise]DarkTurquoise[/color] yields DarkTurquoise
[color=DeepSkyBlue]DeepSkyBlue[/color] yields DeepSkyBlue
[color=DodgerBlue]DodgerBlue[/color] yields DodgerBlue
[color=SlateBlue]SlateBlue[/color] yields SlateBlue
[color=LightBlue]LightBlue[/color] yields LightBlue
[color=LightSkyBlue]LightSkyBlue[/color] yields LightSkyBlue
[color=LightSteelbBlue]LightSteelbBlue[/color] yields LightSteelbBlue
[color=MediumAquamarine]MediumAquamarine[/color] yields MediumAquamarine
[color=MediumBlue]MediumBlue[/color] yields MediumBlue
[color=MediumTurquoise]MediumTurquoise[/color] yields MediumTurquoise
[color=MidnightBlue]MidnightBlue[/color] yields MidnightBlue
[color=Navy]Navy[/color] yields Navy
[color=PaleTurquoise]PaleTurquoise[/color] yields PaleTurquoise
[color=PowderBlue]PowderBlue[/color] yields PowderBlue
[color=RoyalBlue]RoyalBlue[/color] yields RoyalBlue
[color=SkyBlue]SkyBlue[/color] yields SkyBlue
[color=SteelBlue]SteelBlue[/color] yields SteelBlue
[color=Turquoise]Turquoise[/color] yields Turquoise
[color=Brown]Brown[/color] yields Brown
[color=Burlywood]Burlywood[/color] yields Burlywood
[color=Chocolate]Chocolate[/color] yields Chocolate
[color=Coral]Coral[/color] yields Coral
[color=DarkGoldenrod]DarkGoldenrod[/color] yields DarkGoldenrod
[color=DarkKhaki]DarkKhaki[/color] yields DarkKhaki
[color=DarkOrange]DarkOrange[/color] yields DarkOrange
[color=OrangeRed]OrangeRed[/color] yields OrangeRed
[color=Peru]Peru[/color] yields Peru
[color=RosyBrown]RosyBrown[/color] yields RosyBrown
[color=SandyBrown]SandyBrown[/color] yields SandyBrown
[color=Sienna]Sienna[/color] yields Sienna
[color=Tan]Tan[/color] yields Tan
[color=Tomato]Tomato[/color] yields Tomato
[color=FireBrick]FireBrick[/color] yields FireBrick
[color=Maroon]Maroon[/color] yields Maroon
[color=IndianRed]IndianRed[/color] yields IndianRed
[color=Khaki]Khaki[/color] yields Khaki
[color=BlueViolet]BlueViolet[/color] yields BlueViolet
[color=DarkOrchid]DarkOrchid[/color] yields DarkOrchid
[color=DarkSalmon]DarkSalmon[/color] yields DarkSalmon
[color=DarkViolet]DarkViolet[/color] yields DarkViolet
[color=DeepPink]DeepPink[/color] yields DeepPink
[color=HotPink]HotPink[/color] yields HotPink
[color=Lavender]Lavender[/color] yields Lavender
[color=MediumOrchid]MediumOrchid[/color] yields MediumOrchid
[color=MediumPurple]MediumPurple[/color] yields MediumPurple
[color=LightCoral]LightCoral[/color] yields LightCoral
[color=LightPink]LightPink[/color] yields LightPink
[color=LightSalmon]LightSalmon[/color] yields LightSalmon
[color=MediumVioleTRed]MediumVioletRed[/color] yields MediumVioletRed
[color=Orchid]Orchid[/color] yields Orchid
[color=PaleVioleTRed]PaleVioletRed[/color] yields PaleVioletRed
[color=PeachPuff]PeachPuff[/color] yields PeachPuff
[color=Pink]Pink[/color] yields Pink
[color=Plum]Plum[/color] yields Plum
[color=Purple]Purple[/color] yields Purple
[color=Thistle]Thistle[/color] yields Thistle
[color=Gainsboro]Gainsboro[/color] yields Gainsboro
[color=Bisque]Bisque[/color] yields Bisque
[color=SlateGray]SlateGray[/color] yields SlateGray
[color=NavajoWhite]NavajoWhite[/color] yields NavajoWhite
[color=LightSlateGray]LightSlateGray[/color] yields LightSlateGray
[color=DarkSlateGray]DarkSlateGray[/color] yields DarkSlateGray
[color=DimGray]DimGray[/color] yields DimGray
[color=AntiqueWhite]AntiqueWhite[/color] yields AntiqueWhite
Hexadecimal RGB codes can be used to specify 16,777,216 unique colors.
[color=#808080]rrggbb[/color] yields rrggbb

To be continued....