International Klein Blue
About International Klein Blue
International Klein Blue, represented by the hex code #0515ae, is a deep ultramarine blue hue known for its intensity and impact. It was developed by the French artist Yves Klein in collaboration with a Parisian paint dealer, Edouard Adam, specifically for Klein's use in his monochromatic paintings. The color was officially patented in 1957. IKB is characterized by its high saturation and lack of any surface sheen, which allows the color to appear as pure pigment. This unique visual quality has made it a significant color in art and design, often associated with concepts of infinity, spirituality, and the immaterial. It is not only used in fine arts but has also found applications in fashion, interior design, and web design, where its striking appearance can create a strong visual statement.
The hex color #0515ae, also known as International Klein Blue, presents significant accessibility challenges, especially in web design. Its low luminance value (very dark) means that text or interactive elements using this color as a background will require extremely light foreground colors to meet WCAG (Web Content Accessibility Guidelines) standards for contrast ratios. A contrast ratio of at least 4.5:1 is recommended for normal text and 3:1 for large text to ensure readability for users with visual impairments. When using #0515ae, careful selection of foreground colors like white (#ffffff) or very light shades of yellow or cyan is essential. Furthermore, consider providing alternative color schemes to allow users to customize their viewing experience and ensure that information is accessible to everyone, including those with color blindness or other visual impairments. Relying solely on color to convey information should be avoided; instead, use text labels, icons, or patterns to provide redundant cues.
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Digital Color Formats
Alternative colors
Applications
Web Design Accent
In web design, International Klein Blue can be used as an accent color for buttons or headings to draw attention. However, it should be paired with light text or backgrounds to ensure readability and accessibility. Its distinctive hue can create a bold statement, but it must be used judiciously to avoid overwhelming the user or creating a cluttered interface. Consider using it in small doses, like on a logo or a call-to-action button, rather than as a dominant color in the website's overall design.
Fashion Statement
In the fashion industry, this intense blue can be used in statement pieces like dresses or accessories. Its boldness makes it suitable for creating eye-catching designs. It can be paired with neutral colors like white, black, or gray to create a sophisticated look or with other vibrant colors for a more playful and daring ensemble. Designers can use it strategically to add a pop of color and create memorable fashion statements.
Interior Accent
In interior design, International Klein Blue can serve as an accent wall color in a modern or minimalist space. Its vibrancy can add depth and character to a room, making it feel more dynamic. When using it as an accent, balance it with lighter, neutral tones on the other walls and furnishings to prevent the room from feeling too dark or overwhelming. Consider incorporating metallic accents, such as gold or silver, to complement its rich hue.