The color(s) blue, red, yellow, green, and grey is/are claimed as a feature of the mark.
The mark consists of lower case letters n in blue, c in red, c in yellow, and s in green stacked with the blue "n" and the red "c" across an upper line and the yellow "c" and the green "s" stacked below across the next line, and with the words "The National Children's Cancer Society" stacked in all grey to the right of the logo separated by a vertical grey line.