The 21-year-old Belgian playmaker continues to be linked with a move away from France, despite the fact the reigning Ligue 1 champions are reluctant to sell.
However, it is Real Madrid boss Jose Mourinho who has proved to be the biggest threat to securing the in-demand winger's signature, after Hazard recently expressed a preference in moving to the Bernabeu.
It was revealed last week that Hazard's agent was anticipating an offer of around £25million to come from Chelsea, and now sources at Lille believe the player has provisionally agreed terms over a move to west London.
After completing a £7million move for former Bolton defender Gary Cahill yesterday, Villas-Boas confirmed that Chelsea are likely to make one other significant signing during the transfer window.
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