def default_border_colors():
    """
    Get a list of RGBA colors 
    """
    default_colors = [[0, 0, 0, 1], [0, 0, 0, 1], [0, 0, 0, 1], [0, 0, 0, 1
        ], [0, 0, 0, 1], [0, 0, 0, 1]]
    return default_colors
