require 'tk' top = TkRoot.new {title "Label and Entry Widget"} lb1=TkLabel.new(top){ text 'Hello World' background "yellow" foreground "blue" pack('padx'=>10, 'pady'=>10, 'side'=>'left') } e1 = TkEntry.new(top){ background "red" foreground "blue" pack('padx'=>10, 'pady'=>10, 'side'=>'left') } Tk.mainloop