Cobalt
General Information
The hex color #0b40a9, also known as cobalt, is a deep and vibrant shade of blue. In the RGB (Red, Green, Blue) color model, it is composed of 4.31% red, 25.1% green, and 66.27% blue. In the CMYK (Cyan, Magenta, Yellow, Black) color model, it consists of 93.51% cyan, 62.12% magenta, 0% yellow, and 33.73% black. This color evokes feelings of trust, stability, and intelligence, making it a popular choice for various applications in design and branding. Cobalt is often associated with corporate and professional environments due to its strong and reliable presence. Its deep hue can add sophistication and depth to a design, making it visually appealing and memorable. It is essential to consider the context and surrounding colors when using cobalt to ensure it effectively conveys the intended message and emotion.
The hex color #0b40a9, a shade of cobalt, presents certain accessibility considerations for web developers. Its relatively low lightness value means that it requires careful pairing with contrasting colors to ensure sufficient readability. When used as a background color, it's essential to use light text colors such as white or very light grays to meet WCAG (Web Content Accessibility Guidelines) standards for contrast ratios. Smaller text sizes demand higher contrast ratios than larger text sizes. When using this color for interactive elements like buttons or links, attention should be given to the focus states, ensuring a clear visual indicator is present. This can be achieved by applying a contrasting outline or background color change on focus. Moreover, avoiding reliance solely on color to convey information is crucial. Supplementing color with text labels or icons can help users with color vision deficiencies understand the content effectively, thus promoting a more inclusive user experience.
Shades
Digital Color Formats
Alternative colors
Applications
Web Design
In web design, #0b40a9 can serve as a primary color for themes associated with trust, security, and professionalism. It is effective in header backgrounds, call-to-action buttons, and navigational elements, particularly for websites in the finance, technology, or education sectors. Using it sparingly as an accent color helps to highlight important sections without overwhelming the user interface. Consider the user experience by ensuring the color is used consistently and complements other design elements like typography and imagery. Its deep tone can also create a sophisticated feel when paired with neutral shades, making it a versatile option for branding and visual communication.
Fashion and Beauty
In fashion, cobalt (#0b40a9) creates striking contrasts when paired with warmer colors like gold, yellow, or orange, offering balance and visual interest. As a dominant color in an outfit, it projects confidence and style. Cobalt accessories can add a pop of color to neutral outfits, creating a focal point. The color works well in various fabrics, from silk to denim, offering versatility in design. In beauty, cobalt eyeshadow or eyeliner can enhance eye color and create a bold, modern look.
Interiour and Graphic Design
In interior design, cobalt (#0b40a9) serves as a bold accent color. It can be used on statement walls, furniture pieces, or decorative accessories to add depth and sophistication to a space. When paired with neutral colors like white, gray, or beige, it creates a balanced and harmonious environment. It is particularly suitable for spaces that seek a modern or contemporary aesthetic, but can also be integrated into more traditional settings. In graphic design, this hue provides a strong and commanding presence, making it a good choice for logos, posters, and digital marketing materials.