Your hair is beautiful. I have just found three types of usage of this word "however" -1) in whatever way - however you look at it, it's going to cost a lot. 2) used with an adjective or adverb to mean "to whatever degree" - He wanted to take no risks, however small. 3) used to introduce a statement that contrasts with sth that has just been said - He was feeling bad. He went to work, however, and tried to concentrate. We thought the figures were correct. However, we have now discovered some errors.

Your hair IS beautiful. And however has a similar meaning to "but", for example; I usually go for a walk on Saturdays, however today, it's raining.