QColor color; color.setRgb(255, 0, 0); // set red color
QColor color; int r = someFunctionToGetRedValue(); int g = someFunctionToGetGreenValue(); int b = someFunctionToGetBlueValue(); color.setRgb(r, g, b);This code fetches RGB values from some functions and sets them to create a QColor object. Overall, QColor setRgb is a useful function in Qt to create and manipulate colors in RGB format.