The color(s) black, gray and aquamarine is/are claimed as a feature of the mark.
"HEALTHCARE DATA SERVICES"
The mark consists of a circle, the left half of which is black, and the other half is aquamarine. This circle is surrounded on the left side by a grey semi-circle. To the right of the circle, the word CORE appears in aquamarine. Beneath CORE, the word Healthcare appears in grey. Below it, the words DATA SERVICES appear in grey.