International Klein Blue
General Information about International Klein Blue
International Klein Blue, often abbreviated as IKB, is a deep blue hue first mixed by the French artist Yves Klein. IKB's visual impact comes from its heavy reliance on ultramarine, as well as Klein's matte, synthetic resin binder that suspends the color pigment and allows the pigment to maintain its original qualities. Some art critics considered IKB as an important milestone in the development of modern art. Klein registered this color as a trademark in France in 1957. The chemical composition is PB29, which is a synthetic, deep blue pigment that is very lightfast. The hue is at the cyan-blue boundary.
The hex color #0125a7, also known as International Klein Blue, presents significant accessibility challenges, especially for users with visual impairments. Its very low lightness value (around 2%) results in extremely poor contrast against a white background. This severely impacts readability, making text and interface elements difficult to discern. According to WCAG guidelines, a contrast ratio of at least 4.5:1 is recommended for normal text and 3:1 for large text. #0125a7 fails miserably in this regard. To improve accessibility, it's crucial to pair this color with very light shades. White is an option, but light yellows, light greens or light blues could also provide sufficient contrast. Also avoid using this color for crucial interactive elements. Furthermore, consider providing alternative color themes to accommodate users with different visual preferences and needs.
Shades
Digital Color Formats
Alternative colors
Applications
Web Design Accent
In web design, International Klein Blue can be employed as an accent color to draw attention to specific interactive elements. Use it sparingly for buttons, links, or highlights against a lighter background to create a visually striking yet balanced composition. It can be used for backgrounds of hero sections too.
Fashion Design
Within the fashion industry, this hue can serve as the centerpiece for bold and avant-garde clothing designs. Imagine a flowing dress or a structured jacket in International Klein Blue, instantly commanding attention. It can be combined with neutral tones like grey or white to prevent overwhelming the overall look.
Packaging Design
This distinctive blue is an excellent choice for creating eye-catching packaging designs, especially for technology products or luxury goods. A sleek box in International Klein Blue can convey a sense of innovation and sophistication, making a strong impression on consumers. Add some golden lettering for extra glamour.