Green seems to pop up in my head when I think about your styling. Green v neck sweater + plaid tie + white oxford
Suit and Shoe Combination Men, this infographic will assist you when you are in doubt what colour of shoes to wear with a certain colour of suit.
A three piece suit from Simon Spurr. Not a fan of the three piece but this one is nice and it's Simon Spurr. I'd wear the vest separately.