def _get_colors(segmentation):
    """Get a list of colors which is as long as the segmentation.

    Parameters
    ----------
    segmentation : list of lists

    Returns
    -------
    list
        A list of colors.
    """
    symbol_count = len(segmentation)
    num_colors = symbol_count
    color_array = ['#000000', '#FFFF00', '#1CE6FF', '#FF34FF', '#FF4A46',
        '#008941', '#006FA6', '#A30059', '#FFDBE5', '#7A4900', '#0000A6',
        '#63FFAC', '#B79762', '#004D43', '#8FB0FF', '#997D87', '#5A0007',
        '#809693', '#FEFFE6', '#1B4400', '#4FC601', '#3B5DFF', '#4A3B53',
        '#FF2F80', '#61615A', '#BA0900', '#6B7900', '#00C2A0', '#FFAA92',
        '#FF90C9', '#B903AA', '#D16100', '#DDEFFF', '#000035', '#7B4F4B',
        '#A1C299', '#300018', '#0AA6D8', '#013349', '#00846F', '#372101',
        '#FFB500', '#C2FFED', '#A079BF', '#CC0744', '#C0B9B2', '#C2FF99',
        '#001E09', '#00489C', '#6F0062', '#0CBD66', '#EEC3FF', '#456D75',
        '#B77B68', '#7A87A1', '#788D66', '#885578', '#FAD09F', '#FF8A9A',
        '#D157A0', '#BEC459', '#456648', '#0086ED', '#886F4C', '#34362D',
        '#B4A8BD', '#00A6AA', '#452C2C', '#636375', '#A3C8C9', '#FF913F',
        '#938A81', '#575329', '#00FECF', '#B05B6F', '#8CD0FF', '#3B9700',
        '#04F757', '#C8A1A1', '#1E6E00', '#7900D7', '#A77500', '#6367A9',
        '#A05837', '#6B002C', '#772600', '#D790FF', '#9B9700', '#549E79',
        '#FFF69F', '#201625', '#72418F', '#BC23FF', '#99ADC0', '#3A2465',
        '#922329', '#5B4534', '#FDE8DC', '#404E55', '#0089A3', '#CB7E98',
        '#A4E804', '#324E72', '#6A3A4C', '#83AB58', '#001C1E', '#D1F7CE',
        '#004B28', '#C8D0F6', '#A3A489', '#806C66', '#222800', '#BF5650',
        '#E83000', '#66796D', '#DA007C', '#FF1A59', '#8ADBB4', '#1E0200',
        '#5B4E51', '#C895C5', '#320033', '#FF6832', '#66E1D3', '#CFCDAC',
        '#D0AC94', '#7ED379', '#012C58']
    new_array = color_array[:]
    while len(new_array) <= num_colors:
        new_array += color_array
    return new_array[:num_colors]
