The color(s) green, orange, yellow is/are claimed as a feature of the mark.
The mark consists of a capital letter "H" stylized to look like the side view of a pickup truck cab, followed by the lowercase letters "a," "u," and "l," then followed by a hyphen, followed by a capital "R". A horizontal green (Pantone 375) line bisects the letters "a" and "u". Above the green line, the letters are rendered in orange (Pantone 7409); below the line, the letters are yellow (Pantone 102). The stylized "H," the letter "l," and the hyphen and capital "R" are rendered in green (Pantone 375). At the base of the capital "H" and the lowercase "u" are two gray circular images that represent spinning tires. Below the tire images is a gray horizontal line.