Color is not claimed as a feature of the mark.
The YES certification mark, as intended to be used by authorized persons, is intended to certify a quantified estimate of United States domestic labor supported by a labeled product or a labeled service according to guidelines set forth by the certifying organization.
The mark consists of the letters YES in a stylized font with a circle or ellipse between the left and right branches of the letter Y and three wavy lines extending from the right branch of the letter Y.