Blue: Trust, security, professionalism (favored by banks and tech companies). Red: Urgency, excitement, passion (often used for 'Sale' buttons or clearance items). Green: Growth, health, money (common in wellness and finance). Black/White: Luxury, sophistication, simplicity. Technical SEO: Designing for Machines A website that cannot be found is a website that doesn't exist. This is where the intersection of Web Design and Search Engine Optimization (SEO) becomes critical. Google’s "Core Web Vitals" update has made technical performance a ranking factor.