Cerulean Blue
General Information About Cerulean Blue
The hex color #2A57BC, commonly known as Cerulean Blue, is a captivating shade within the blue color family. It is characterized by its rich, slightly desaturated hue, evoking a sense of tranquility and depth. In the RGB color model, it comprises 16.5% red, 34.1% green, and 73.7% blue. This combination results in a color that sits comfortably between a traditional blue and a more vibrant azure. Cerulean Blue finds frequent use in various design applications, ranging from web interfaces to branding materials. Its versatility stems from its ability to convey both professionalism and creativity, making it a popular choice for designers seeking a balance between sophistication and approachability. The color is also present in many natural settings, most notably the sky.
The hex color #2A57BC, also known as Cerulean Blue, presents some accessibility considerations for web developers. Its relative luminance is moderate, meaning that text rendered in this color requires careful consideration of contrast ratios. According to WCAG guidelines, a contrast ratio of at least 4.5:1 is recommended for normal text and 3:1 for large text against its background. Therefore, when using #2A57BC for text, it's crucial to pair it with a light background color to ensure readability for users, including those with visual impairments. Tools are available to check color contrast ratios and determine compliance with accessibility standards. Moreover, avoid using color as the sole means of conveying important information; supplement color cues with text labels or icons to accommodate users with color blindness.
Shades
Digital Color Formats
Alternative colors
Applications
Website Design
Cerulean Blue is a popular choice for website headers and navigation menus. Its calming yet professional appearance creates a positive first impression. It can be effectively combined with white or light gray backgrounds to create a clean and modern design. Furthermore, the color helps to guide the user through the website, highlighting key actions and important information.
Interior Design
In interior design, Cerulean Blue is often used to create a serene and relaxing atmosphere. It is well-suited for bedrooms and bathrooms, where a calming effect is desired. It can be paired with neutral tones, such as beige or cream, to create a balanced and harmonious space. Accessorize with natural elements such as wood or plants for an organic feel.
Branding
Cerulean Blue can be incorporated into branding materials to convey trust, reliability, and innovation. It is a versatile color that works well for tech companies, financial institutions, and healthcare providers. Use it sparingly as an accent color, or boldly as a primary brand color to make a lasting impact. The choice depends on the overall message and brand personality.