The color(s) blue, white, lime green is/are claimed as a feature of the mark.
The mark consists of The logo has a blue background, with a large letter c containing a smaller letter c facing in the opposite direction, both in white letters. Below the 2 letter c are the words CITADEL CIRCLE in capital letters, and is in a lime green color. Below the words citadel circle is a white line, and below the white line is the word REALTY IN CAPITAL letters in it is in the color white.