The flag of Saint Barthélemy features a white saltire on a field of blue. The aspect ratio is 1:2, and the four arms of the saltire are equally wide and have a width-to-length ratio of approximately 1:7. The color code for blue is Pantone 286C or RGB 0/85/164, and the color code for white is RGB 255/255/255. The flag has no official geometric properties or measurements beyond those mentioned above.