International Klein Blue

#022FB2

About International Klein Blue

The hex color #022FB2, often referred to as International Klein Blue (IKB), is a deep, intense shade of blue known for its captivating and unique qualities. It was originally created and patented by the French artist Yves Klein, who sought to capture the purest expression of blue. IKB is characterized by its high saturation and luminosity, making it instantly recognizable and visually striking. The color's distinctive vibrancy stems from its ultramarine pigment, which gives it a rich and velvety appearance. It is often associated with concepts such as spirituality, infinity, and the immaterial, reflecting Klein's artistic vision and philosophical beliefs. In the world of color theory, IKB stands as a symbol of artistic innovation and the enduring power of color to evoke emotion and meaning.

The color #022FB2, a deep, saturated blue reminiscent of International Klein Blue, presents significant accessibility challenges, particularly concerning color contrast. When used as a background, it necessitates very light text (ideally white or near-white) to ensure sufficient contrast for readability, meeting WCAG (Web Content Accessibility Guidelines) standards. A contrast ratio of at least 4.5:1 is recommended for normal text and 3:1 for large text. For individuals with low vision or color blindness, the contrast becomes even more critical. It's important to avoid pairing this blue with other dark colors or shades of blue as the lack of contrast will render content illegible. Using contrast checking tools during design is crucial to ensure compliance with accessibility standards and provide an inclusive user experience. Thoughtful application of this bold color is essential to prevent visual strain and ensure all users can effectively access the information presented. Also, consider providing alternative color schemes to let the user select a color scheme with an accessible contrast ratio.

Shades

Digital Color Formats

RGB
2 47 178
RGB2 47 178
Red
Green
Blue
HSL
224.66deg 97.78% 35.29%
224.6697.7835.29HSL
Hue
Saturation
Lightness
HWB
224.66deg 0.78% 30.2%
224.660.7830.2HWB
Hue
Whiteness
Blackness
hex#022FB2
rgb2 47 178
hsl224.66deg 97.78% 35.29%
cmyk98.88% 73.6% 0% 30.2%
hwb224.66deg 0.78% 30.2%
xyz-d650.09 0.05 0.43
oklch0.3911 0.2085 263.75
oklab0.3911 -0.02 -0.21
CMYK
98.88% 73.6% 0% 30.2%
98.8873.6030.2CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.09 0.05 0.43
0.090.050.43XYZ
X
Y
Z
OKLCH
0.3911 0.2085 263.75
0.39110.2085263.75LCH
Lightness
Chroma
Hue
OKLAB
0.3911 -0.02 -0.21
0.3911-0.02-0.21LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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