|
| prevseason = [[Chelsea F.C. musim 2003–04 |2003–04]]
| nextseason = [[Chelsea F.C. musim 2005–06|2005–06]]
| pattern_la1 = _chelsea2003h_chelsea0304h
| pattern_b1 = _vneckwhite_chelsea0304h
| pattern_ra1 = _chelsea2003h_chelsea0304h
| pattern_sh1 = _chelsea2003h_chelsea0405h
| pattern_so1 = _CFC 03 05 White_chelsea0304hl
| leftarm1 = 0000FF
| body1 = 0000FF
| rightarm1 = 0000FF
| shorts1 = 0000FF
| socks1 = 0000FF
| pattern_la2 = _CFC Cent 3rd_chelsea0405a▼ | pattern_b2 =_CFC Cent 3rd_chelsea0405a
| pattern_sh2 =_CFC Cent 3rd ▼ | pattern_ra2 = _CFC Cent 3rd_chelsea0405a▼▲ | pattern_la2 =_CFC Cent 3rd
▲ | pattern_sh2 = _CFC Cent 3rd_chelsea0405a
▲ | pattern_ra2 =_CFC Cent 3rd
| pattern_so2 =_CFC Cent 3rd_chelsea0405al
| leftarm2 = 000000
| body2 = 000000
| rightarm2 = 000000
| shorts2 = D3D3D3
| socks2 = 000000
| pattern_la3 = _chelsea2003a_chelsea0304a
| pattern_b3 = _chelsea2003a_chelsea0304a
| pattern_ra3 = _chelsea2003a_chelsea0304a
| pattern_sh3 = _chelsea2003a_chelsea0304a
| pattern_so3 = _bluestripe_chelsea0304h2l
| leftarm3 = FFFFFF
| body3 = FFFFFF
| rightarm3 = FFFFFF
| shorts3 = FFFFFF
| socks3 = FFFFFF
}}
'''Musim 2004–05''' adalah adalah musim kompetitif Chelsea ke-91, musim ke-16 berturut-turut pada liga sepak bola papan atas di Inggris, sekaligus musim ke-13 berturut-turut di Liga Utama Inggris, serta tahun ke-99 sejak terbentuk sebagai sebuah klub sepak bola.
{|border="0"
|{{Football kit
| pattern_la = _chelsea2003h_chelsea0304h
| pattern_b = _vneckwhite_chelsea0304h
| pattern_ra = _chelsea2003h_chelsea0304h
| pattern_sh = _chelsea2003h_chelsea0405h
| pattern_so = _bluestripe_chelsea0304hl
| leftarm = 0000FF
| body = 0000FF
| rightarm = 0000FF
| shorts = 0000FF
| socks = FFFFFF
| title = Kandang
}}
|
|{{Football kit
| pattern_la = _chelsea2003h_chelsea0304h
| pattern_b = _vneckwhite_chelsea0304h
| pattern_ra = _chelsea2003h_chelsea0304h
| pattern_sh = _chelsea2003h_chelsea0405h
| pattern_so = _CFC 03 05 White_chelsea0304h2l
| leftarm = 0000FF
| body = 0000FF
| rightarm = 0000FF
| shorts = 0000FF
| socks = 0000FF
| title = Kandang <small>{{Abbr|alt.|alternatif}}</small>
}}
|
|{{Football kit
| pattern_la = _CFC Cent 3rd_chelsea0405a
| pattern_b = _CFC Cent 3rd_chelsea0405a
| pattern_ra = _CFC Cent 3rd_chelsea0405a
| pattern_sh = _CFC Cent 3rd_chelsea0405a
| pattern_so = _CFC Cent 3rd_chelsea0405al
| leftarm = 000000
| body = 000000
| rightarm = 000000
| shorts = D3D3D3
| socks = 000000
| title = Tandang
}}
|
|{{Football kit
| pattern_la = _chelsea2003a_chelsea0304a
| pattern_b = _chelsea2003a_chelsea0304a
| pattern_ra = _chelsea2003a_chelsea0304a
| pattern_sh = _chelsea2003a_chelsea0304a
| pattern_so = _CFC 03 05 White_chelsea0304h2l
| leftarm = FFFFFF
| body = FFFFFF
| rightarm = FFFFFF
| shorts = FFFFFF
| socks = 0000FF
| title = Ketiga
}}
|
|{{Football kit
| pattern_la = _chelsea2003a_chelsea0304a
| pattern_b = _chelsea2003a_chelsea0304a
| pattern_ra = _chelsea2003a_chelsea0304a
| pattern_sh = _chelsea2003a_chelsea0304a
| pattern_so = _bluestripe_chelsea0304h
| leftarm = FFFFFF
| body = FFFFFF
| rightarm = FFFFFF
| shorts = FFFFFF
| socks = FFFFFF
| title = Ketiga <small>{{Abbr|alt.|alternatif}}</small>
}}
| 