International Klein Blue

#051AAF

About International Klein Blue

International Klein Blue, with the hex code #051AAF, is a deep, vibrant shade of blue known for its intense and captivating appearance. It was specifically developed by the French artist Yves Klein in collaboration with a paint supplier to achieve a particular visual effect. Klein sought to capture the purest expression of blue, aiming to evoke a sense of boundlessness and immateriality. The color is achieved by suspending pure ultramarine pigment in a synthetic resin, which maintains the pigment's brilliance. International Klein Blue is not just a color but an artistic statement, representing the artist's exploration of color as a medium for conveying emotion and spiritual experience. Its distinct and recognizable hue has made it iconic in the art world and beyond.

The hex color #051AAF, also known as International Klein Blue, presents significant accessibility challenges, particularly for users with visual impairments. Its low luminance value results in poor contrast against light backgrounds, making text and other elements difficult to read. According to WCAG guidelines, a contrast ratio of at least 4.5:1 is recommended for normal text and 3:1 for large text. #051AAF often fails to meet these standards when paired with common background colors like white or light gray. To improve accessibility, consider using this color sparingly for decorative elements or pairing it with much lighter text and backgrounds that significantly exceed the minimum contrast ratios. Providing alternative high-contrast themes or allowing users to customize the color scheme can further enhance usability. Ensuring sufficient color contrast is crucial for inclusive design and helps provide a better user experience for everyone, including those with low vision or color blindness. Testing with accessibility tools and user feedback is essential to validate the effectiveness of color choices.

Shades

Digital Color Formats

RGB
5 26 175
RGB5 26 175
Red
Green
Blue
HSL
232.59 94.44% 35.29%
232.5994.4435.29HSL
Hue
Saturation
Lightness
HWB
232.59 1.96% 31.37%
232.591.9631.37HWB
Hue
Whiteness
Blackness
hex#051AAF
rgb5 26 175
hsl232.59 94.44% 35.29%
cmyk97.14% 85.14% 0% 31.37%
hwb232.59 1.96% 31.37%
xyz8.17 3.87 40.87
CMYK
97.14% 85.14% 0% 31.37%
97.1485.14031.37CMYK
Cyan
Magenta
Yellow
Key
XYZ
8.17 3.87 40.87
8.173.8740.87XYZ
X
Y
Z

Alternative colors

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