Cobalt

#0A4ABC

About Cobalt Blue

The hexadecimal color code #0A4ABC represents a dark shade of blue, often referred to as Cobalt blue. It is composed of 3.92% red, 28.24% green, and 73.33% blue. In the RGB color model, #0A4ABC consists of 10 red, 74 green, and 188 blue. Converted to CMYK (cyan, magenta, yellow, key), the color is composed of 95% cyan, 61% magenta, 0% yellow, and 27% black. The hue angle is 218.6 degrees, the saturation is 90.1%, and the lightness is 38.6%. Cobalt blue is named after the element cobalt, often used in pigments to create the color. It's a rich, saturated blue that evokes feelings of stability, trustworthiness, and intelligence. It is a popular choice for branding, design, and artistic applications. The color has a significant presence in digital design, as well as print media, offering a visually appealing and easily recognizable shade.

The hex color #0A4ABC, a deep cobalt blue, presents some accessibility considerations. When used as a background color, it's crucial to ensure sufficient contrast with the text or foreground elements to meet WCAG (Web Content Accessibility Guidelines) standards. A contrast ratio of at least 4.5:1 is recommended for normal text and 3:1 for large text. Lighter shades of yellows, whites, or other bright hues would generally work well as foreground text on a #0A4ABC background. Conversely, using very dark colors as foreground elements can render content illegible, negatively impacting usability for users, especially those with visual impairments. Careful attention should be paid to link colors and hover states to ensure they are easily distinguishable. Furthermore, avoid relying solely on color to convey important information; use text labels or other visual cues to ensure inclusivity for color-blind users. This color's deep tone can also affect readability on screens with poor calibration or in bright environments. Consider providing adjustable color themes or alternative styling options for users to customize their viewing experience.

Shades

Digital Color Formats

RGB
10 74 188
RGB10 74 188
Red
Green
Blue
HSL
218.43deg 89.9% 38.82%
218.4389.938.82HSL
Hue
Saturation
Lightness
HWB
218.43deg 3.92% 26.27%
218.433.9226.27HWB
Hue
Whiteness
Blackness
hex#0A4ABC
rgb10 74 188
hsl218.43deg 89.9% 38.82%
cmyk94.68% 60.64% 0% 26.27%
hwb218.43deg 3.92% 26.27%
xyz-d650.12 0.09 0.49
oklch0.4512 0.1893 261.5
oklab0.4512 -0.03 -0.19
CMYK
94.68% 60.64% 0% 26.27%
94.6860.64026.27CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.12 0.09 0.49
0.120.090.49XYZ
X
Y
Z
OKLCH
0.4512 0.1893 261.5
0.45120.1893261.5LCH
Lightness
Chroma
Hue
OKLAB
0.4512 -0.03 -0.19
0.4512-0.03-0.19LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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