The Brazil global, 27, has signed a five - calendar year offer that would make him the most high-priced defender in football record.
" Correct from the extremely first get in touch with I experienced with Paris St Germain I was incredibly satisfied," he said.
" It truly is a large club with a excellent historical past, a new stage in my daily life, and I'm impatient to participate in and display what I can do.
"I will be defending the colours of one particular of the biggest golf equipment in the globe. It will be a great time for me, both equally skillfully and individually. I want to appreciate myself and, if attainable, acquire as substantially as possible."
Sky sources discovered final thirty day period that the golf equipment were being in innovative talks in excess of the transfer, prior to Luiz all but verified its conclusion in a general public 'thanks and goodbye' to his former club.
Forward of the Earth Cup, in which Luiz is at the moment aspect of the Brazil squad, the centre- 50 percent explained he was sad to depart Stamford Bridge and thanked Chelsea "for three -and- 50 % - many years of a excellent partnership".
Luiz joined Chelsea from Benfica in 2011 for an undisclosed charge believed to be all over 25m - part of a deal that observed Nemanja Matic shift the other way before his return to west London very last summer.
Sao Paulo-born Luiz, who commenced his career with Brazilian side Vitoria, created 81 appearances for Chelsea in a three - 12 months spell, scoring six targets.
He gained a UEFA Champions League and FA Cup double in his initially season beneath Roberto Di Matteo and then lifted the UEFA Europa League beneath Rafael Benitez in 2013.
But he was on the periphery of Jose Mourinho's staff final period, and predominantly utilised in midfield somewhat than in his favoured posture at centre- back again.
Luiz, capped 37 moments, joins his Brazil central defensive spouse, Thiago Silva, at the coronary heart of PSG's defence, as nicely as compatriots Maxwell, Marquinhos and Lucas Moura.