Actually, you might be right (Tibouchina urvilleana). The pinky/red colour might be the sepal on the pics I’ve found on Google with that name. (I must have missed the actual flowers!) I can now find out how to look after it - think I’ve been lucky it’s survived so far.
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Think you mean Tibouchina. Leaves look a good match.
https://www.google.com/search?q=tibouchina&client=firefox-b-d&source=lnms&tbm=isch&sa=X&ved=2ahUKEwjupLDt997sAhVIe8AKHWueBI0Q_AUoAXoECA4QAw&biw=1280&bih=579