International Klein Blue

#0520AF

About International Klein Blue

International Klein Blue, represented by the hex code #0520af, is a deep, mesmerizing shade of blue renowned for its intensity and impact. It was developed by the French artist Yves Klein in collaboration with a Parisian paint supplier, and officially patented in 1957. Klein sought to create a blue that captured the essence of the sky and the sea, a color that would evoke a sense of boundlessness and spiritual depth. The unique matte finish of IKB further enhances its intensity, allowing the pigment to fully saturate the viewer's perception. This color has since become iconic in the art world and beyond, representing innovation and artistic vision. Its bold and captivating nature makes it a popular choice for artists, designers, and creatives seeking to make a statement.

The hex color #0520af, also known as International Klein Blue, presents significant accessibility challenges due to its low luminance. When used as a foreground color against a white or light background, it can be difficult for individuals with visual impairments or color blindness to read the text or distinguish elements clearly. The contrast ratio is far below the recommended WCAG (Web Content Accessibility Guidelines) standards for both normal and large text. To improve accessibility, it's crucial to pair this deep blue with a very light foreground color, such as white or a pale yellow, to ensure sufficient contrast. Alternatively, consider using this color sparingly for decorative purposes rather than for conveying essential information. Providing alternative text descriptions for images and icons using this color is also advisable. Ensuring proper color contrast enhances usability for all users, including those with disabilities.

Shades

Digital Color Formats

RGB
5 32 175
RGB5 32 175
Red
Green
Blue
HSL
230.47 94.44% 35.29%
230.4794.4435.29HSL
Hue
Saturation
Lightness
HWB
230.47 1.96% 31.37%
230.471.9631.37HWB
Hue
Whiteness
Blackness
hex#0520AF
rgb5 32 175
hsl230.47 94.44% 35.29%
cmyk97.14% 81.71% 0% 31.37%
hwb230.47 1.96% 31.37%
xyz8.32 4.16 40.92
CMYK
97.14% 81.71% 0% 31.37%
97.1481.71031.37CMYK
Cyan
Magenta
Yellow
Key
XYZ
8.32 4.16 40.92
8.324.1640.92XYZ
X
Y
Z

Alternative colors

Applications

Complementary color

Buttons

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