It was a tough encounter for Thomas Tuchel determined side yesterday night as Zenit held the blues to a draw at Gazprom Arena.
Chelsea could be handed a tough Champions League round of 16 tie, after they could only finish as runners-up in Group H.
The Blues were held to a 3-3 draw by Zenit in Russia on Wednesday night.
Thomas Tuchel’s men opened scoring through Timo Werner but went behind after goals from Claudinho and Sardar Azmoun.
Romelu Lukaku levelled for Chelsea after the break, before Werner put them in front again.
However, the Blues conceded a late equalizer scored by Magomed Ozdoev.
Juventus have won the group, thanks to a 1-0 win over Malmo.
Chelsea will not be paired against Juve but they can face non-English clubs who topped their groups.
That includes Real Madrid, Bayern Munich and Ajax