i changed the color of the lyrics but changed to an invalid color.now the music player does not open. this is what display on terminal when i try to open it:

INFO     Loading settings...
INFO     Loading application theme...
INFO     Loading MediaDB...
INFO     Initialize Gui...

Traceback (most recent call last):
  File "/usr/bin/deepin-music-player", line 270, in
    DeepinMusicApp()
  File "/usr/bin/deepin-music-player", line 68, in __init__
    self.__init()
  File "/usr/bin/deepin-music-player", line 220, in __init
    self.app_instance = DeepinMusic()
  File "/usr/share/deepin-music/src/widget/instance.py", line 111, in __init__
    self.lyrics_display = LyricsModule()
  File "/usr/share/deepin-music/src/widget/lyrics_module.py", line 56, in __init__
    self.desktop_lyrics_win = DesktopLyrics()
  File "/usr/share/deepin-music/src/widget/lyrics.py", line 90, in __init__
    self.update_lyric_surface(i)
  File "/usr/share/deepin-music/src/widget/lyrics.py", line 532, in update_lyric_surface
    self.render_lyrics.set_linear_color(self.get_render_color(True))
  File "/usr/share/deepin-music/src/widget/lyrics.py", line 165, in get_render_color
    color_hex_to_cairo(config.get("lyrics", "active_color_middle")),
  File "/usr/share/deepin-music/src/utils.py", line 836, in color_hex_to_cairo
    gdk_color = gtk.gdk.color_parse(color)
ValueError: unable to parse colour specification


help please!