International Klein Blue

#0516AF

About International Klein Blue

International Klein Blue, represented by the hex code #0516AF, is a deep, ultramarine blue pigment first synthesized by the French artist Yves Klein. Klein registered this color as a trademark to preserve its unique intensity and artistic value. Chemically, it is a synthetic ultramarine pigment (PB29) known for its high purity and exceptional saturation. The color is achieved through a specific manufacturing process that enhances the pigment's brightness and depth. In art and design, International Klein Blue is valued for its ability to evoke emotions and capture attention. Its intense hue makes it a striking choice for paintings, sculptures, and graphic design. Klein believed that this particular blue represented the infinite expanse of the sky and the sea, embodying freedom and spirituality. The enduring appeal of #0516AF lies in its visual impact and its association with artistic innovation.

The hex color #0516AF, also known as International Klein Blue, presents significant accessibility challenges, especially in web design. Its extremely dark hue results in very low contrast against lighter backgrounds, which is crucial for readability. According to WCAG guidelines, sufficient contrast is essential for users with visual impairments. Text or interactive elements using #0516AF on a white or light-colored background may fail to meet minimum contrast ratios, making them difficult or impossible to read for many users. To improve accessibility, consider pairing #0516AF with much lighter colors like white, light gray, or pale yellow to achieve an adequate contrast ratio. Alternatively, using #0516AF sparingly for decorative elements rather than essential content can mitigate accessibility issues. Tools like contrast checkers can help ensure compliance with accessibility standards. When used for links and buttons, ensure sufficient visual cues beyond color, such as underlines or icons, are provided to assist users who may not perceive color differences effectively. Always test color combinations with accessibility in mind.

Shades

Digital Color Formats

RGB
5 22 175
RGB5 22 175
Red
Green
Blue
HSL
234 94.44% 35.29%
23494.4435.29HSL
Hue
Saturation
Lightness
HWB
234 1.96% 31.37%
2341.9631.37HWB
Hue
Whiteness
Blackness
hex#0516AF
rgb5 22 175
hsl234 94.44% 35.29%
cmyk97.14% 87.43% 0% 31.37%
hwb234 1.96% 31.37%
xyz8.09 3.7 40.85
CMYK
97.14% 87.43% 0% 31.37%
97.1487.43031.37CMYK
Cyan
Magenta
Yellow
Key
XYZ
8.09 3.7 40.85
8.093.740.85XYZ
X
Y
Z

Alternative colors

Applications

Complementary color

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