pyqt change background color
class Window(QMainWindow): def __init__(self): super().__init__() self.init_me() def init_me(self): self.setGeometry(600, 250, 750, 500) self.setStyleSheet("background:gray") <---- # or # self.setStyleSheet("background:rgb(r:int,g:int,b:int)") <---- self.show() # to change the color of the text: # self.setStyleSheet("color:rgb(...)") # or to change both at the same time: # self.setStyleSheet("color: rgb(...);background: rgb(...)") # you can do that with any QWidget object or class that inherits QWidget, # eg. QPushButton, QLabel, ...