The legal framework of state-enforced racial segregation in the United Kingdom, often referred to as "colour bars," did not end with a single dramatic decree but through a gradual process of legislative intervention, social activism, and evolving judicial interpretation. While the specific phrase "black and white segregation" is more historically associated with the American South, the United Kingdom maintained its own complex system of racial separation in housing, employment, and public life, particularly in the immediate decades following the Second World War. The end of this systemic discrimination is generally dated to the passage of the Race Relations Act 1965 and significantly strengthened by subsequent legislation in the 1970s and 2000s, which fundamentally altered the legal landscape.
The Colour Bar Before Legislation
Before examining when the segregation ended, it is crucial to understand the nature of the barriers that existed. Following the arrival of the SS Empire Windrush in 1948, which carried hundreds of Caribbean passengers to help rebuild Britain, racial discrimination was pervasive but largely operated outside the strictures of formal law. Businesses, unions, and local authorities frequently enforced a "colour bar," denying Black and Asian citizens access to desirable jobs, decent housing, and respectable public entertainment. This de facto segregation created a rigid social hierarchy where people of colour were often confined to the worst accommodations and most menial labour, regardless of their qualifications or tenure.
Key Legislative Turning Points
The state began to address these injustices through a series of landmark statutes that progressively outlawed racial discrimination. These acts did not merely suggest good practice; they created legal frameworks for enforcement and redress, marking the definitive end of the state’s complicity in maintaining a segregated society.

The Race Relations Act 1965
The first major step was the Race Relations Act 1965, introduced under the Labour government of Harold Wilson. This act made it a civil offence to refuse housing, employment, or public services on grounds of colour, race, or ethnic or national origins in Great Britain. Although the legislation was limited in scope—it did not cover private clubs or employment discrimination in small firms—it sent a powerful symbolic message that the state no longer tolerated formalised racism.
The Race Relations Act 1976
p>The true consolidation of legal protection came with the Race Relations Act 1976. This comprehensive legislation addressed the shortcomings of its predecessor by establishing the Commission for Racial Equality (now the Equality and Human Rights Commission) to investigate complaints and enforce the law. Crucially, the 1976 act extended protection to cover indirect discrimination and discrimination by association, providing a much stronger deterrent against institutional racism. This act is widely regarded as the cornerstone of UK anti-discrimination law regarding race.
Beyond the Colour Bar: Modern Legal Frameworks
The progression did not stop with the 1976 act. The UK continued to align its laws with European standards and modern human rights principles. The Human Rights Act 1998 incorporated the European Convention on Human Rights into UK law, providing a broader context for challenging state inaction. Furthermore, the Equality Act 2010 streamlined and strengthened previous legislation, consolidating the protection against racial discrimination into a single, coherent act that applies to the entire UK public sector and regulates the private sector with significant force.

The Impact on Society and the Legacy of Segregation
While the legal colour bar was dismantled, the legacy of segregation persists in more complex socio-economic forms. The end of de jure segregation did not immediately eradicate de facto inequalities in education, employment, and housing. The institutional racism identified in the 1981 Mossside riots and the Stephen Lawrence inquiry revealed that discriminatory practices continued to exist within systems, even if the law prohibited them. Consequently, the "end" of segregation is less a date on a calendar and a continuous process of legal enforcement and cultural change that remains relevant today.
Conclusion on the Timeline
Therefore, while discriminatory practices persisted in various forms, the formal, state-sanctioned system of racial segregation in the United Kingdom effectively ended with the enactment of the Race Relations Act 1965, which criminalised the denial of goods and services based on race. This was solidified and expanded by the pivotal Race Relations Act 1976, which provided the robust enforcement mechanisms necessary to dismantle the remaining structures of the colour bar. The legal timeline suggests that the state moved decisively in the mid-1960s to ensure that black and white citizens would no longer be separated by law in housing, employment, or public life.