It seems I've taken quite a liking to you.

I like the hell out of you.

I'd like to see which one further accentuates the intensity of love? (When I profess my love for a woman)

anonymousI like the hell out of you.

the hell out of - idiom

Definition of the hell out of
informal + impolite
—used for emphasis after words such as scare, frighten, and beat
That movie scared the hell out of me.
The boxer beat the hell out of his opponent.

From: https://www.merriam-webster.com/dictionary/the%20hell%20out%20of

I'm not sure that idiom collocates nicely with the verb "like".