Cerulean Blue
General Information about Cerulean Blue (#2F63B7)
The hex color #2F63B7, also known as Cerulean Blue, is a medium shade of blue that falls within the range of cyan-blue hues. In the RGB color model, it consists of 18.43% red, 38.82% green, and 71.76% blue. This color evokes feelings of calmness, serenity, and stability. Cerulean Blue is often associated with the sky and the sea, making it a popular choice for designs that aim to create a sense of peace and tranquility. Historically, cerulean blue pigment was developed in the early 19th century and quickly gained popularity among artists for its stable and vibrant color properties. It is chemically composed of cobalt(II) stannate.
The hex color #2F63B7, a shade of cerulean blue, presents moderate accessibility challenges. Its contrast ratio against white is approximately 3.3:1, which does not meet the WCAG AA standard for normal text (4.5:1) or large text (3:1). When used as text color, it's advisable to pair it with a lighter background to enhance readability. For users with visual impairments, especially those with low vision or color blindness, distinguishing this color against darker backgrounds can be difficult. In user interface design, ensure interactive elements using this color have sufficient contrast and provide additional cues like icons or labels to improve usability. Using a color contrast checker is highly recommended to validate the compliance of any color combinations.
Shades
Digital Color Formats
Alternative colors
- #4a86e8
A slightly lighter blue that provides better contrast against white backgrounds, enhancing readability and accessibility.
- #21427b
A darker shade of blue that maintains the cerulean feel but offers improved contrast against lighter backgrounds.
- #3399ff
A more vibrant shade of blue that can be used to draw attention to key elements.
Applications
Web Design
Cerulean blue, #2F63B7, can be used in website headers and navigation bars to create a professional and trustworthy feel. It works well for technology, finance, or corporate websites aiming to project stability and innovation. The color can be implemented in buttons and call-to-action elements to guide user interaction. Using this blue as a background for infographics or data visualizations can make complex information more engaging and accessible. This color provides a harmonious and visually appealing user experience when combined with complementary colors in the overall design.
Interior Design and Fashion
In interior design, cerulean blue can be used as an accent color in living rooms or bedrooms to create a calming and serene environment. It pairs well with neutral colors like white, gray, or beige. The color can be used for walls, furniture, or decorative items such as cushions and curtains. For fashion, cerulean blue can be used in clothing items such as dresses, shirts, or jackets to create a sophisticated and stylish look. It's a versatile color that complements various skin tones and can be paired with other colors like navy, gray, or white for a classic and elegant appearance.
Branding and Marketing
In branding and marketing, cerulean blue can be used to convey trust, reliability, and innovation. It's a popular color choice for tech companies, financial institutions, and healthcare providers. It can be used in logos, marketing materials, and websites to create a consistent and professional brand image. Cerulean blue is a versatile color that works well in various marketing campaigns and can effectively communicate key brand values to target audiences. Using it strategically can enhance brand recognition and customer loyalty.