Cobalt

#0443B0

General Information about Cobalt (#0443B0)

The hex color #0443B0, commonly referred to as Cobalt, is a deep, rich shade of blue. It is composed of 1.57% red, 26.27% green, and 69.02% blue. In the RGB color space, it translates to R:4, G:67, B:176. In the CMYK color space, it consists of 97.73% cyan, 61.93% magenta, 0% yellow, and 30.98% black. Cobalt blue has been used in pigments since the early 19th century and is known for its stability and vibrant color. It is often associated with trustworthiness, intelligence, and dependability. In design, this color evokes feelings of serenity and professionalism. The color is useful for creating eye-catching graphics.

The hex color #0443B0, also known as Cobalt, presents specific accessibility considerations for web developers. Its relatively low luminance can pose challenges concerning color contrast, especially when used as a background color with light text or as a text color on a light background. According to WCAG guidelines, sufficient contrast is crucial for users with visual impairments to perceive content effectively. A contrast ratio of at least 4.5:1 is recommended for standard text and 3:1 for large text. Developers should carefully evaluate the contrast ratio of #0443B0 against other colors used in the design to ensure compliance. Tools are available to calculate contrast ratios and simulate how colors appear to individuals with different types of color vision deficiencies. Adhering to accessibility standards not only benefits users with disabilities but also enhances the overall user experience.

Shades

Digital Color Formats

RGB
4 67 176
RGB4 67 176
Red
Green
Blue
HSL
218.02deg 95.56% 35.29%
218.0295.5635.29HSL
Hue
Saturation
Lightness
HWB
218.02deg 1.57% 30.98%
218.021.5730.98HWB
Hue
Whiteness
Blackness
hex#0443B0
rgb4 67 176
hsl218.02deg 95.56% 35.29%
cmyk97.73% 61.93% 0% 30.98%
hwb218.02deg 1.57% 30.98%
xyz-d650.1 0.07 0.42
oklch0.4254 0.183 261.4
oklab0.4254 -0.03 -0.18
CMYK
97.73% 61.93% 0% 30.98%
97.7361.93030.98CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.1 0.07 0.42
0.10.070.42XYZ
X
Y
Z
OKLCH
0.4254 0.183 261.4
0.42540.183261.4LCH
Lightness
Chroma
Hue
OKLAB
0.4254 -0.03 -0.18
0.4254-0.03-0.18LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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