Cerulean Blue
General Information about Cerulean Blue (#304CB6)
The hex color #304CB6, commonly known as Cerulean Blue, is a medium-dark shade of blue. It resides in the blue color spectrum and is often associated with calmness, trustworthiness, and stability. In the RGB color model, it is composed of 19.6% red, 29.8% green, and 71.4% blue. In the CMYK color model, used in printing, it consists of 73% cyan, 58% magenta, 0% yellow, and 29% black. Cerulean blue is widely used in various fields, including web design, graphic design, and interior design, where it evokes feelings of tranquility and professionalism. Its versatility allows it to be paired with numerous other colors, making it a popular choice among designers.
The hex color #304CB6, a shade of cerulean blue, presents some accessibility considerations for web developers. Its luminance value dictates how well it contrasts with text or other design elements. When using this color as a background, it's crucial to ensure sufficient contrast with the foreground text to meet WCAG (Web Content Accessibility Guidelines) standards. Insufficient contrast can make it difficult for users with visual impairments to read the content. A contrast ratio of at least 4.5:1 is recommended for normal text and 3:1 for large text. Tools are available to test the contrast ratio between colors. Also, avoid using color alone to convey important information; supplement color cues with text labels or other visual indicators to ensure inclusivity for color-blind users. Careful consideration of these aspects ensures a more accessible and user-friendly web experience.
Shades
Digital Color Formats
Alternative colors
Applications
Web Design
In web design, #304CB6 can serve as a primary color for websites related to technology, innovation, or corporate branding. Its bold yet professional appearance makes it suitable for creating a sense of trust and reliability. It can be used in website headers, buttons, and other UI elements to create a consistent and recognizable brand identity. Pairing it with complementary colors like yellow or orange can create visual interest and highlight important information. Proper attention must be given to color contrast to ensure readability and accessibility, especially when using it for text or backgrounds.
Interior Design
In interior design, cerulean blue can bring a calming and sophisticated ambiance to spaces. It works particularly well in bedrooms, bathrooms, or home offices where a serene environment is desired. This shade can be incorporated through wall paint, furniture upholstery, or decorative accessories like cushions and artwork. Pairing it with neutral colors like white, gray, or beige can enhance its tranquility, while adding metallic accents like gold or silver can elevate its elegance. When using #304CB6 in larger spaces, consider the lighting conditions to prevent it from feeling too dark or overwhelming.
Fashion
In fashion, cerulean blue can be used to create striking and elegant outfits. It can be incorporated into dresses, blouses, or skirts to add a pop of color and sophistication. This shade works well in both casual and formal settings. Pairing it with neutral colors like black, white, or gray can create a classic and timeless look, while combining it with bolder colors like yellow or red can create a more vibrant and eye-catching ensemble. When using cerulean blue in accessories such as scarves or handbags, it can be a great way to add a touch of color to a neutral outfit.