The color(s) blue, white, red and yellow is/are claimed as a feature of the mark.
The mark consists of the word "Halfprin", which is in white except for the dot over the "i" in Halfprin, which is in red. The background is a shaded blue and white checker board that covers half the box. Next to the word "Halfprin" is a red heart with a pulse meter design in yellow cutting through "prin" in Halfprin and through the heart. The pulse meter design is also in blue underneath the 162mg words, which are in red..