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RGB (Compact 2013)

3/28/2014

This macro selects an RGB color based on the specified color values and the capabilities of the output device.


COLORREF RGB( 
  BYTE byRed, 
  BYTE byGreen, 
  BYTE byBlue
);

byRed

Specifies the intensity of the red color.

byGreen

Specifies the intensity of the green color.

byBlue

Specifies the intensity of the blue color.

The return value is the resultant RGB color.

The intensity for each argument is in the range 0 through 255.

If all three intensities are zero, the result is black.

If all three intensities are 255, the result is white.

For information about using color values in a color palette, see the description of the PALETTERGB macro.

The RGB macro is defined as follows.

#define RGB(r, g ,b)  ((DWORD) (((BYTE) (r) | \ 
    ((WORD) (g) << 8)) | \ 
    (((DWORD) (BYTE) (b)) << 16))) 

Header

windows.h

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