Cobalt

#0042CA

General Information about Cobalt

Cobalt, represented by the hexadecimal color code #0042CA, is a deep and vibrant shade of blue. It is a cool color, often associated with stability, trust, and intelligence. In color theory, Cobalt resides in the blue color family, known for its calming and serene qualities. The hexadecimal system represents colors using a combination of six characters, with each pair representing the intensity of red, green, and blue (RGB). In this case, #0042CA indicates a lack of red (#00), a moderate amount of green (#42), and a high level of blue (#CA), resulting in the specific cobalt hue. Cobalt is a popular choice in various design fields, offering a sense of depth and sophistication.

The color #0042CA, a deep cobalt blue, presents several accessibility considerations. Its relatively low luminance can pose challenges when used as text against a white or light-colored background, potentially failing WCAG contrast ratio requirements for readability. To ensure accessibility, it's crucial to pair it with a very light color for text, like white or a pale yellow. When using this color for interactive elements, such as buttons or links, provide sufficient visual cues beyond color alone to indicate state changes (e.g., hover, focus, active). Consider using patterns or icons in conjunction with color to improve accessibility for users with color vision deficiencies. Moreover, test the color combination with accessibility tools to confirm compliance with accessibility standards, ensuring a positive user experience for everyone.

Shades

Digital Color Formats

RGB
0 66 202
RGB0 66 202
Red
Green
Blue
HSL
220.4deg 100% 39.61%
220.410039.61HSL
Hue
Saturation
Lightness
HWB
220.4deg 0% 20.78%
220.4020.78HWB
Hue
Whiteness
Blackness
hex#0042CA
rgb0 66 202
hsl220.4deg 100% 39.61%
cmyk100% 67.33% 0% 20.78%
hwb220.4deg 0% 20.78%
xyz-d650.13 0.08 0.57
oklch0.4482 0.2173 262.6
oklab0.4482 -0.03 -0.22
CMYK
100% 67.33% 0% 20.78%
10067.33020.78CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.13 0.08 0.57
0.130.080.57XYZ
X
Y
Z
OKLCH
0.4482 0.2173 262.6
0.44820.2173262.6LCH
Lightness
Chroma
Hue
OKLAB
0.4482 -0.03 -0.22
0.4482-0.03-0.22LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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