Longman Dictionary of Contemporary English
left-of-centre
adjective
EXAMPLES FROM CORPUS
▪ A left-of-centre paper combining easy tabloid reading with heavyweight news coverage looked like a good bet.
▪ Boal was a successful barrister who combined staunch unionism with a left-of-centre position on social and economic issues.
▪ The second consequence is that ambitious left-of-centre politicians no longer need to genuflect to the far left to advance their career.
Wiktionary
left-of-centre
a. Having opinions that are moderately more socialist than conservative.
Usage examples of "left-of-centre".
Liberals, Social Democrats, right-wing Labourites and left-of-centre Tories.