Cobalt

#0048B4

General Information about Cobalt (#0048B4)

The hex color #0048B4, commonly known as Cobalt, is a deep and rich shade of blue. In the RGB color model, it is composed of 0% red, 28.24% green, and 70.59% blue. This color is often associated with qualities like stability, trust, and intelligence. Its deep hue makes it suitable for conveying a sense of authority and reliability. Cobalt blue has historical significance, dating back to ancient times where it was used in pigments for paintings and dyes for fabrics. Today, it remains a popular choice in various fields, including web design, graphic design, and interior decoration, owing to its aesthetic appeal and the emotions it evokes. Its usage often implies a sense of professionalism and sophistication.

The hex color #0048B4, also known as Cobalt, presents some accessibility considerations for web development. Its relatively low luminance can pose challenges in ensuring sufficient contrast against light backgrounds, potentially making text or interactive elements difficult to read for users with visual impairments. According to WCAG guidelines, a contrast ratio of at least 4.5:1 is recommended for standard text and 3:1 for large text and UI components. When using #0048B4, it's crucial to carefully select foreground colors that meet these contrast requirements. Tools like contrast checkers can help evaluate the contrast ratio between #0048B4 and other colors. Additionally, providing alternative styling options, such as high-contrast themes, can greatly improve the accessibility of content for all users. Careful consideration and testing are essential to ensure that content using #0048B4 is accessible and inclusive.

Shades

Digital Color Formats

RGB
0 72 180
RGB0 72 180
Red
Green
Blue
HSL
216 100% 35.29%
21610035.29HSL
Hue
Saturation
Lightness
HWB
216 0% 29.41%
216029.41HWB
Hue
Whiteness
Blackness
hex#0048B4
rgb0 72 180
hsl216 100% 35.29%
cmyk100% 60% 0% 29.41%
hwb216 0% 29.41%
xyz10.56 7.93 44.15
CMYK
100% 60% 0% 29.41%
10060029.41CMYK
Cyan
Magenta
Yellow
Key
XYZ
10.56 7.93 44.15
10.567.9344.15XYZ
X
Y
Z

Alternative colors

Applications

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