International Klein Blue
About International Klein Blue
International Klein Blue, also known as IKB, is a deep blue hue first mixed by the French artist Yves Klein. Klein patented this color to maintain its unique identity, and it has since become an iconic shade in the art world. The color is achieved by mixing ultramarine pigment with a special synthetic resin binder, which allows the pigment to retain its intensity and luminosity. IKB is often associated with feelings of depth, spirituality, and infinity. Because of its unique saturation and depth, it is often used to create immersive and captivating visual experiences, making it a popular choice for artists, designers, and architects.
The hex color #0a31aa, also known as International Klein Blue, presents several accessibility considerations for web development. Its relatively low luminance can pose challenges for users with visual impairments, particularly when used as text color. According to WCAG guidelines, sufficient contrast between text and background is crucial for readability. Using #0a31aa for text requires a very light background color to meet the minimum contrast ratio of 4.5:1 for normal text and 3:1 for large text. For interactive elements like buttons or links, providing clear visual cues beyond color alone is essential, such as underlines or icons, to ensure usability for users who are colorblind. When using this color for backgrounds, ensure that foreground elements have sufficient contrast. Tools like contrast checkers can help verify compliance with accessibility standards, improving the user experience for everyone.
Shades
Digital Color Formats
Alternative colors
Applications
Art and Design
International Klein Blue is frequently used in modern art and design to evoke feelings of depth and transcendence. Its intense saturation captures attention and makes a bold statement, perfect for creating focal points or adding a touch of sophistication. Consider using this color in website headers, call-to-action buttons, or as an accent color in illustrations to create a memorable and impactful user experience. In fashion, it can be used in dresses and accessories to create a dramatic look.
Interior Design
In interior design, International Klein Blue can add a pop of color to a room, especially when used in small doses. Consider using it as an accent wall, furniture piece, or decorative element. When using the color in a room, remember that it can make a space feel smaller and more enclosed. Therefore, it's best to balance it with lighter colors and plenty of natural light. It pairs well with white, gray, and natural wood tones, creating a visually stunning yet balanced environment.
UI Design
In user interface design, International Klein Blue can be a striking color for calls to action, highlights, or other interactive elements. However, it's essential to use it sparingly and ensure sufficient contrast with surrounding elements to maintain readability and accessibility. Consider combining it with complementary colors or neutral shades to create a visually balanced and engaging user experience. In branding it can be used as a primary brand color to create a feeling of trust.