The Standard Color Reference of America (and its supplement the U.S. Army Color Card) is a book of reference fabric swatches of different colors produced by The Color Association of the United States

The Color Association of the United States

The Color Association of the United States , known until 1955 as the Textile Color Card Association of the United States , is an independent color trend forecasting and color consulting service to the business community, known for its textile color swatch book, the Standard Color Reference of...

 (CAUS), each color specified by “cable number” (and therefore sometimes known as cable colors). Until its 10th edition in 1981, the guide was called the Standard Color Card of America, and until 1955 the CAUS was called The Textile Color Card Association of the United States (TCCA). Thus, the guide was often referred to as the TCCA Color Card.

Among other uses, the American national flag

Flag of the United States

The national flag of the United States of America consists of thirteen equal horizontal stripes of red alternating with white, with a blue rectangle in the canton bearing fifty small, white, five-pointed stars arranged in nine offset horizontal rows of six stars alternating with rows...

 and many state

U.S. state

A U.S. state is any one of the 50 federated states of the United States of America that share sovereignty with the federal government. Because of this shared sovereignty, an American is a citizen both of the federal entity and of his or her state of domicile. Four states use the official title of...

flags are officially specified based on the Standard Color Reference, as are those of a handful of other countries such as the Philippines.