Cobalt

#0242C8

General Information about Cobalt (#0242C8)

The hex color #0242C8, commonly known as Cobalt, is a vibrant and intense shade of blue. In the RGB color model, it is composed of 0.8% red, 25.9% green, and 78.4% blue. This color is often associated with trust, intelligence, and stability. Cobalt blue has a rich history, dating back to ancient times when it was derived from cobalt(II) oxide-alumina. Today, it is widely used in various applications, including art, design, and technology. The color's striking appearance makes it a popular choice for creating visually appealing graphics and interfaces. In terms of web design, it is essential to consider accessibility guidelines when using this color to ensure that content is readable for all users. The CMYK values are C:99, M:67, Y:0, K:21.

The hex color #0242C8, also known as Cobalt, presents some accessibility challenges, especially when used as a background or text color. Its relatively low luminance of approximately 7.8% means that it requires very light text to meet WCAG (Web Content Accessibility Guidelines) requirements for contrast. A contrast ratio of at least 4.5:1 is needed for normal text and 3:1 for large text to ensure readability for users with visual impairments. When using #0242C8, consider pairing it with white (#FFFFFF) or a very light shade of gray to achieve sufficient contrast. Avoid using it with darker colors, as this could make the content difficult to read. Also, always test your color combinations with accessibility tools to ensure compliance. The color has a hue of 225 degrees, saturation of 98%, and a lightness value of 35% in the HSL color space.

Shades

Digital Color Formats

RGB
2 66 200
RGB2 66 200
Red
Green
Blue
HSL
220.61deg 98.02% 39.61%
220.6198.0239.61HSL
Hue
Saturation
Lightness
HWB
220.61deg 0.78% 21.57%
220.610.7821.57HWB
Hue
Whiteness
Blackness
hex#0242C8
rgb2 66 200
hsl220.61deg 98.02% 39.61%
cmyk99% 67% 0% 21.57%
hwb220.61deg 0.78% 21.57%
xyz-d650.12 0.08 0.56
oklch0.4465 0.2147 262.68
oklab0.4465 -0.03 -0.21
CMYK
99% 67% 0% 21.57%
9967021.57CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.12 0.08 0.56
0.120.080.56XYZ
X
Y
Z
OKLCH
0.4465 0.2147 262.68
0.44650.2147262.68LCH
Lightness
Chroma
Hue
OKLAB
0.4465 -0.03 -0.21
0.4465-0.03-0.21LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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