International Klein Blue

#0730AD

About International Klein Blue

International Klein Blue, represented by the hex code #0730ad, is a deep and intense shade of blue renowned for its captivating depth and vibrancy. It was developed by the French artist Yves Klein in collaboration with a Parisian paint dealer, who secured a patent for the color on Klein's behalf. Klein sought to create a blue that would convey the purest expression of blue, one that would evoke a sense of boundless space and spiritual depth. This color achieves its unique visual impact through its high saturation and minimal presence of other hues, creating a mesmerizing effect on the viewer. Its often used as a way to enhance the viewing experience.

The hex color #0730ad, a deep and saturated blue, presents several accessibility considerations for web developers. When used as a background color, it's crucial to ensure sufficient contrast with the foreground text. A light text color, such as white or a very pale yellow, is generally recommended to meet WCAG (Web Content Accessibility Guidelines) standards for contrast ratio. Failure to provide adequate contrast can make content difficult or impossible to read for users with visual impairments. Similarly, if #0730ad is used for text, a very light background is essential. Avoid pairing it with other dark colors or complex patterns, as this can further reduce readability. When used for interactive elements like buttons or links, consider providing additional visual cues, such as changes in color or size on hover, to reinforce the element's interactive nature for users who may not perceive color differences effectively. Overall, careful attention to contrast and context is necessary to ensure that content using #0730ad is accessible to all users.

Shades

Digital Color Formats

RGB
7 48 173
RGB7 48 173
Red
Green
Blue
HSL
225.18deg 92.22% 35.29%
225.1892.2235.29HSL
Hue
Saturation
Lightness
HWB
225.18deg 2.75% 32.16%
225.182.7532.16HWB
Hue
Whiteness
Blackness
hex#0730AD
rgb7 48 173
hsl225.18deg 92.22% 35.29%
cmyk95.95% 72.25% 0% 32.16%
hwb225.18deg 2.75% 32.16%
xyz-d650.09 0.05 0.4
oklch0.3881 0.2008 264.15
oklab0.3881 -0.02 -0.2
CMYK
95.95% 72.25% 0% 32.16%
95.9572.25032.16CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.09 0.05 0.4
0.090.050.4XYZ
X
Y
Z
OKLCH
0.3881 0.2008 264.15
0.38810.2008264.15LCH
Lightness
Chroma
Hue
OKLAB
0.3881 -0.02 -0.2
0.3881-0.02-0.2LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

Buttons