Talk about ‘trying to’ overcomplicating what is absolutely certainly not.
What everyone could agree with and accept, is ‘the Truth’, which is something that could not be refuted, or objectively True.
What everyone could not agree with and accept, is ‘the truth’, which is something that only some agree with and accept, but which can be refuted. This truth is what is sometimes referred to as subjectively true, also.
How much simpler could this ‘hierarchy of truths’ get?