Cobalt
General Information about #0b43a8
The hex color #0b43a8 is a deep shade of blue, often referred to as cobalt. It is a blend of blue and a hint of purple, creating a color that evokes feelings of trust, stability, and knowledge. In the RGB color model, #0b43a8 is composed of 4.31% red, 26.27% green, and 65.88% blue. In the CMYK color model, it is composed of 93% cyan, 60% magenta, 0% yellow, and 34% black. This color is often associated with corporate branding, government institutions, and academic settings due to its association with authority and intelligence. Cobalt blue has a long history, dating back to ancient times when it was derived from cobalt oxide. Nowadays it is produced synthetically.
The hex color #0b43a8, a deep cobalt blue, presents some accessibility challenges, especially when used as a foreground color against a similarly dark background. According to WCAG guidelines, sufficient contrast is crucial for readability and usability. A contrast ratio of at least 4.5:1 is recommended for standard text and 3:1 for large text. When using #0b43a8 for text or interactive elements, careful consideration should be given to the background color. Lighter shades of yellows, greens, or even pale blues might provide adequate contrast. Tools like WebAIM's contrast checker can be used to evaluate the contrast ratio between #0b43a8 and chosen background colors. Furthermore, providing alternative styling options, such as high contrast mode, can greatly improve accessibility for users with visual impairments. Remember to test color combinations with real users to ensure readability and overall user experience.
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Digital Color Formats
Alternative colors
Applications
Web Development
In web development, #0b43a8 can be effectively used for creating a sense of trust and professionalism. It's a good choice for header backgrounds, button highlights, and link underlines, especially for corporate websites or financial applications. When used sparingly, it can draw attention to key elements without overwhelming the user. It is important to consider the color palette and contrast to ensure a visually appealing and accessible website. The color is used a lot for interactive elements.
Interior Design
In interior design, #0b43a8 can be used as an accent color to bring depth and sophistication to a room. It works well in studies, libraries, or bedrooms to create a calming and focused atmosphere. It can be paired with neutral colors like beige or gray, or with brighter colors like yellow or orange for a bolder look. When combined with natural materials like wood and stone, it can evoke a sense of tranquility and connection to nature.
Fashion
In the world of fashion, #0b43a8 exudes a sense of elegance and refinement. It can be used in formal wear, such as dresses, suits, or blouses, to make a statement. It pairs well with silver or gold accessories and can be combined with other jewel tones like emerald green or ruby red for a luxurious look. It's also a great choice for outerwear, such as coats or jackets, to add a pop of color to a winter wardrobe. It is often used in the design of professional wear.