3 Colours Rule - London Branding & Design Agency. We help SMEs achieve their brand goals through creative brand strategy, brand design and brand development campaign activities. To develop attractive brands that are current and appeal to the market, we use our unique expertise in brand strategy, design and campaign. What also else sets us apart? We go beyond our expertise or a project to support our clients’ business goals by creating business opportunities. Some of these opportunities convert into new business for our clients. Contact us today for an initial brand conversation to find out how we can help your business develop its full brand potential.