Color wheel for design a MUST, which do you use?

[littlephoenix]

so if your an artist, you have used a color wheel before,
my question is, which color wheel do you use to help you whit your color variation, i use adobe kuler http://kuler.adobe.com/#pulse and color on the web wheel http://divisionbell.com/color-wizard.html
are there any other well put together color wheels you guys use? please post the link, thanks

 

[PixelPusher]

For a web-based color wheel I have used Visibone Color Lab and the HTML colors chapter at W3 Schools