International Klein Blue
General Information
International Klein Blue, often abbreviated as IKB, is a deep blue hue first mixed by the French artist Yves Klein. Klein patented this color in 1957. What makes IKB so special is its remarkable saturation and luminosity. The color is achieved through a specific formula involving a synthetic ultramarine pigment suspended in a resin binder, which allows the pigment to maintain its intensity. In the RGB color model, its approximate values are R: 1, G: 41, B: 179. Hexadecimally, it is represented as #0129B3. Because of its intensity and historical association with Yves Klein's art, this color is frequently used in modern art, branding, and graphic design to evoke feelings of creativity, innovation, and sophistication. The color has since become iconic and is known all over the world.
The hex color #0129B3, also known as International Klein Blue, presents some accessibility challenges, especially in web design. Due to its deep, saturated nature and low lightness value, it offers very little contrast when paired with lighter colors such as white or yellow. This makes text rendered in #0129B3 on a white background, or vice-versa, difficult to read for individuals with visual impairments. To ensure accessibility, it is crucial to use a color contrast checker to verify that the contrast ratio meets WCAG (Web Content Accessibility Guidelines) standards. Typically, a contrast ratio of at least 4.5:1 is recommended for normal text and 3:1 for large text. Therefore, when using #0129B3, always pair it with very light or saturated colors to provide adequate contrast and readability. Consider providing alternative color schemes to enhance user experience.
Shades
Digital Color Formats
Alternative colors
Applications
Call to Action Buttons
International Klein Blue is a striking color choice for highlighting key elements or calls to action on a website. Its bold and distinctive nature draws the user's attention, making it ideal for buttons, links, or important notifications. To maximize impact, use it sparingly against a neutral background. Consider the overall user experience by ensuring sufficient contrast with text and other visual elements to avoid readability issues. This color adds a touch of modern sophistication and can significantly enhance user engagement, particularly in tech or creative fields where a bold aesthetic is appreciated.
Accent Walls
In interior design, International Klein Blue can serve as a bold accent color, injecting energy and creativity into a space. Consider using it on a feature wall in a living room or office to create a focal point. It pairs well with neutral tones like white, gray, or beige, allowing the blue to truly stand out. Use it sparingly on textiles, such as cushions or throws, to add pops of color without overwhelming the room. Incorporating the color through artwork or decorative accessories is another great way to introduce this vibrant hue. This thoughtful application of International Klein Blue can transform an ordinary space into a modern, inspiring environment.
Fashion Design
In fashion, International Klein Blue can be used to create captivating and memorable looks. A solid dress in this color will ensure all eyes are on you. For a less daring look, use International Klein Blue for accessories, like shoes and handbags, or select garments. Combine with neutral colours like black, white or grey to create a sophisticated look.