A subjective truth is a truth based off of a person's perspective, feelings, or opinions. Everything we know is based off of our input - our senses, our perception. Thus, everything we know is subjective. All truths are subjective.

Is a truth subjective or objective?

According to the Stanford Encyclopedia of Philosophy, scientific truth is objective, confirmed by proof, and is — or at least, ideally should be — universally accepted.

Is truth subjective or relative?

According to the relativist, there is no absolute or objective truth; truth is relative and subjective. For example, a relativist can't consistently claim that 2 + 2 = 4 because the answer 4 is neither right nor wrong.