International Klein Blue

#0027B4

About International Klein Blue

International Klein Blue, or IKB, is a deep shade of blue trademarked by the artist Yves Klein. This particular hue is renowned for its intense saturation and visual impact. Klein worked with a chemist to develop a matte, synthetic resin binder that would allow the pigment to maintain its brilliance when suspended. The color is visually striking and has been used across various artistic and design mediums. Its unique quality stems from its capacity to evoke strong emotional and aesthetic responses, making it a notable color within the world of art and design. The color represents a border to abstract art, and has been a very popular color throughout the 1960's.

The hex color #0027B4, also known as International Klein Blue, presents some accessibility challenges, primarily due to its low lightness value. When used as a background color, it requires very light text (ideally white or near-white) to ensure sufficient contrast for readability. According to WCAG guidelines, the contrast ratio between the text and background should be at least 4.5:1 for normal text and 3:1 for large text. Using tools to check the contrast ratio is highly recommended to verify compliance. It's crucial to avoid pairing #0027B4 with mid-tone or dark colors as text, as this can cause eye strain and make content inaccessible to users with visual impairments. Careful consideration of color combinations is essential for ensuring an inclusive and user-friendly design.

Shades

Digital Color Formats

RGB
0 39 180
RGB0 39 180
Red
Green
Blue
HSL
227 100% 35.29%
22710035.29HSL
Hue
Saturation
Lightness
HWB
227 0% 29.41%
227029.41HWB
Hue
Whiteness
Blackness
hex#0027B4
rgb0 39 180
hsl227 100% 35.29%
cmyk100% 78.33% 0% 29.41%
hwb227 0% 29.41%
xyz8.96 4.75 43.62
CMYK
100% 78.33% 0% 29.41%
10078.33029.41CMYK
Cyan
Magenta
Yellow
Key
XYZ
8.96 4.75 43.62
8.964.7543.62XYZ
X
Y
Z

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