The color(s) green (Pantone 369m) and black is/are claimed as a feature of the mark.
The mark consists of two words (mac design) separated by a vertical line. The word "mac" is a Pantone 369m color in Myriad Pro Bold Italic font with a shamrock in the center of the "a". The word "design" is black in a Myriad Pro Semibold Condensed font with an overlay of concentric circles in Pantone 369m color. The dot over the "i" in design is Pantone 369m color. There are two parallel horizontal lines beneath the name "mac design", one in black and one in Pantone 369m. The vertical line separating "mac" and "design" is Pantone369m..