International Klein Blue
About International Klein Blue
International Klein Blue, often referred to as IKB, is a deep blue hue first mixed by the French artist Yves Klein. It is renowned for its vivid intensity and unique ultramarine depth, which Klein felt captured the essence of pure color and the infinite expanse of the sky. The color was synthetically created and patented by Klein in 1957 to maintain its unique visual identity. IKB's distinctive quality arises from its matte finish, which enhances its perceived depth and vibrancy. Chemically, it's a specific formula of ultramarine pigment suspended in a synthetic resin binder that allows the pigment to retain its brilliance. It is a color that is best known for its place in modern art.
International Klein Blue (#0B31A9) offers moderate contrast against white text. Its dark hue provides sufficient luminance difference for many users, but careful consideration is needed for individuals with visual impairments. A contrast ratio of around 4.6:1 falls short of WCAG's AA compliance for normal text (4.5:1) but passes for large text (3:1). Using a lighter text color like white or a very pale yellow will improve readability. When used for critical elements, ensure sufficient size or weight to meet accessibility standards. Testing with accessibility tools to simulate different vision deficiencies is highly recommended, especially for complex layouts or interactive components. The color should not be used as the sole indicator for important actions or information; always provide redundant cues, such as labels or icons. Proper implementation ensures an inclusive and accessible user experience.
Shades
Digital Color Formats
Alternative colors
Applications
Web Design
International Klein Blue is a powerful and evocative color often used to represent depth, trust, and stability. In web design, it can serve as a primary brand color to convey professionalism and reliability, especially for financial institutions or technology companies. It can be used for website backgrounds, buttons, and interactive elements to draw attention and create a sense of sophistication. However, due to its deep hue, it’s best paired with light-colored text and used sparingly to avoid overwhelming the user. Complementary colors like white or light yellow can create a visually appealing and accessible design.
Beauty and Fashion
In the realm of beauty and fashion, International Klein Blue makes a bold statement. It is commonly used in eyeshadow palettes, eyeliner, and nail polish to add a pop of color and create a striking look. In clothing, it can be used for statement pieces like dresses, jackets, or accessories to add a touch of elegance and sophistication. When incorporating International Klein Blue into your wardrobe, consider pairing it with neutral colors like white, black, or gray to allow the blue to truly stand out. It works particularly well with silver or gold jewelry.
Interior Design
In interior design, International Klein Blue can be employed to create a focal point in a room. An accent wall painted in this color can add depth and visual interest to a space. Furniture pieces, such as sofas or armchairs, in this hue can create a sense of luxury and sophistication. It pairs well with neutral wall colors and natural materials like wood and stone. Accessories like throw pillows, artwork, or vases in International Klein Blue can provide a subtle yet impactful touch. Balance with warmer tones to prevent the space from feeling too cold.