The color(s) dark green, light green, grey and white is/are claimed as a feature of the mark.
"30+ MPG"
The mark consists of a white square with rounded corners and a dark green border, which castes its grey shadow on the bottom and right edges, containing the number "30" next to the letters "mpg" below the plus sign, all in light green; with a three-leaf design in the upper right hand area in light green with dark green shading on the bottom right leaf, all of which appear above the wording "SUSTAIN" in dark green, and "&" in light green and "SAVE" in dark green.
30 PLUS MILES PER GALLON SUSTAIN AND SAVE