The java.awt.color namespace seems to apply only to color spaces. There is no such concept in .Net as a color space. Everything in .Net is based on RGB (RGB color space), with the possible exception of the new XAML attributes in WPF. The java.awt.color namespace includes considerations for ideas such as CMYK ( C yan, M agenta, Y below b L ack), which is used only in print applications. A.
I assume that if you are really working on an application that sends CMYK color data to a printer, you do not need to worry about that. Colors in .Net are based on RGB or aRGB (even grayscale. RGB values are simply equal, so RGB (128,128,128 = MediumGray)