Pink triangle identity, and was incorporated into the logos of such organizations and businesses. It was also used by individuals, sometimes discretely or ambiguously as an "insider" code unfamiliar to the general public. The logo for the 1987 March on Washington for Lesbian and Gay Rights was a silhouette of the US Capitol Dome superimposed over a pink triangle. Taking a more militant tone, the AIDS Coalition To Unleash Power (ACT UP) was formed by six gay activists in New York City in 1987, and to draw attention to the disease's disproportionate impact on gay and bisexual men, and the apparent role
Pink triangle men and transgender women. (Lesbian and bisexual women and trans men were not systematically imprisoned; some were, and classified as "asocial", wearing a black triangle.) The pink triangle was also assigned to sexual offenders, such as rapists and pedophiles. If a prisoner was also identified as Jewish, the triangle was superimposed over a yellow second triangle pointing the opposite way, to resemble the Star of David like the yellow badge identifying other Jews. Prisoners wearing a pink triangle were harshly treated, even by other prisoners. While the number assigned a pink triangle in German concentration camps is hard to estimate,