International Klein Blue

#0122B3

About International Klein Blue

The hex color code #0122B3 represents a specific shade of blue, often associated with International Klein Blue (IKB), although exact matches may vary depending on color space and rendering. This particular hue is characterized by its deep saturation and vibrancy. In the RGB color model, it is composed of 01 red, 22 green, and B3 (179) blue. The color is most suitable for digital display purposes due to its high chroma. Understanding color codes like #0122B3 is essential in web development and graphic design for ensuring consistency across different platforms and devices. The color can evoke feelings of trust, calmness, and authority. The color is used by Yves Klein and is registered as a trademark.

The hex color #0122B3, a deep and saturated blue, presents several accessibility considerations for web developers. Its low lightness value (relative to pure white) necessitates careful attention to color contrast when used for text or interactive elements. According to WCAG guidelines, sufficient contrast is crucial for users with visual impairments. Therefore, when using #0122B3 as a background, ensure text is light (e.g., white or very light yellow) to meet contrast ratios of at least 4.5:1 for normal text and 3:1 for large text. Avoid pairing it with dark grays or blacks, as this could render content illegible for some users. When used for links or buttons, consider providing additional visual cues, such as underlines or borders, to enhance distinguishability for individuals with color blindness.

Shades

Digital Color Formats

RGB
1 34 179
RGB1 34 179
Red
Green
Blue
HSL
228.88 98.89% 35.29%
228.8898.8935.29HSL
Hue
Saturation
Lightness
HWB
228.88 0.39% 29.8%
228.880.3929.8HWB
Hue
Whiteness
Blackness
hex#0122B3
rgb1 34 179
hsl228.88 98.89% 35.29%
cmyk99.44% 81.01% 0% 29.8%
hwb228.88 0.39% 29.8%
xyz8.72 4.41 43.04
CMYK
99.44% 81.01% 0% 29.8%
99.4481.01029.8CMYK
Cyan
Magenta
Yellow
Key
XYZ
8.72 4.41 43.04
8.724.4143.04XYZ
X
Y
Z

Alternative colors

Applications

Complementary color

Buttons

HexColo.rs © 2025