What is the category of Abstrat bleu lines

"Abstract blue lines" typically fall under the category of abstract art. Abstract art is characterized by the use of shapes, colors, forms, and gestural marks to achieve its effect rather than representing the visual reality. The term can also encompass various styles within the abstract genre, such as minimalism or geometric abstraction. In a broader context, it can also relate to graphic design, digital art, or even photography, depending on how the lines are depicted and the intent behind the artwork.