Answers for "button colour in tkinter"

change color of butto in thkinter

button = Button(tkWindow, bg='blue')
button = Button(tkWindow, bg='black')
button = Button(tkWindow, bg='white')
button = Button(tkWindow, bg='red')
#hex values
button = Button(tkWindow, bg='#54FA9B')
button = Button(tkWindow, bg='#A877BA')

tkinter change ttk button color

button = tk.Button(root, text="Sign Out", bg='red', command= lambda: controller.show_frame(10)) #, highlightthickness = 0, bd = 0)
button.grid(row=3, column=0, sticky='ne', padx=20, pady=50)