International Klein Blue

#0834AC

About International Klein Blue

International Klein Blue, also known as IKB, is a deep blue hue first mixed by the French artist Yves Klein. This specific shade was developed in collaboration with a Parisian paint supplier, Édouard Adam, to achieve the most intense and pure expression of blue. Klein patented the process under the name International Klein Blue (IKB) in 1957. The color's intensity is achieved through its matte finish, which allows for maximum absorption of light. Klein used IKB extensively in his art, particularly in his monochrome paintings and sculptures, seeking to evoke a sense of boundlessness and spirituality. Its distinctiveness and artistic association have made it a recognizable and influential color in the art world and beyond.

The color #0834AC, also known as International Klein Blue, presents significant accessibility challenges, particularly for users with visual impairments. Its dark hue results in a low contrast ratio against lighter backgrounds, making text and graphical elements difficult to discern. According to WCAG guidelines, sufficient contrast is crucial for readability and usability. To ensure accessibility, it is recommended to pair this color with very light shades of yellow or white. Also using larger font sizes and bold text can help improve the readability. When using this color for decorative purposes, be mindful of users with color blindness, who may not perceive it accurately. Providing alternative cues, such as patterns or text descriptions, can enhance the experience for these users. Thorough testing with accessibility tools is essential to validate the design's compliance with accessibility standards.

Shades

Digital Color Formats

RGB
8 52 172
RGB8 52 172
Red
Green
Blue
HSL
223.9deg 91.11% 35.29%
223.991.1135.29HSL
Hue
Saturation
Lightness
HWB
223.9deg 3.14% 32.55%
223.93.1432.55HWB
Hue
Whiteness
Blackness
hex#0834AC
rgb8 52 172
hsl223.9deg 91.11% 35.29%
cmyk95.35% 69.77% 0% 32.55%
hwb223.9deg 3.14% 32.55%
xyz-d650.09 0.05 0.4
oklch0.394 0.195 263.83
oklab0.394 -0.02 -0.19
CMYK
95.35% 69.77% 0% 32.55%
95.3569.77032.55CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.09 0.05 0.4
0.090.050.4XYZ
X
Y
Z
OKLCH
0.394 0.195 263.83
0.3940.195263.83LCH
Lightness
Chroma
Hue
OKLAB
0.394 -0.02 -0.19
0.394-0.02-0.19LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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