Cobalt

#0049B4

General Information about Cobalt (#0049B4)

The hexadecimal color #0049B4, commonly known as Cobalt, is a deep and saturated shade of blue. It is located in the blue region of the color spectrum and is often associated with qualities such as trust, stability, and intelligence. In color psychology, blue is generally seen as a calming and reassuring color, making Cobalt suitable for designs aiming to evoke a sense of reliability and authority. This particular shade of blue is frequently used in corporate branding, government websites, and educational materials due to its professional and trustworthy connotations. Cobalt blue has a rich history, having been used in pigments and dyes for centuries. It is a versatile color that can be used in both digital and print media, although its deep hue may require careful consideration of contrast and legibility. When using Cobalt in design, it is essential to balance it with complementary or contrasting colors to create visual interest and ensure readability. Its use can range from bold statements to subtle accents, depending on the desired effect. Different intensities of light and surrounding colors can influence how the color is perceived.

The color #0049B4, also known as Cobalt, presents several accessibility considerations for web developers. When using this color for text, it's crucial to ensure sufficient contrast against the background. Given its dark hue, pairing it with light backgrounds like white (#FFFFFF) or very light grays is advisable to meet WCAG (Web Content Accessibility Guidelines) standards for contrast ratios. Insufficient contrast can make text difficult to read for users with visual impairments. Additionally, avoid using #0049B4 as the sole means of conveying important information; supplement it with text labels or icons. Consider users with color blindness by ensuring that color isn't the only differentiating factor. Tools are available to simulate color blindness and check contrast ratios, aiding developers in creating inclusive designs. Furthermore, be mindful of users browsing in high-contrast mode, where colors might be altered. Testing in such environments can reveal potential usability issues related to color choices. When using this color in interactive elements, such as buttons, provide clear visual feedback (e.g., a change in brightness or a border) on hover and focus states to enhance usability for all users, including those relying on keyboard navigation.

Shades

Digital Color Formats

RGB
0 73 180
RGB0 73 180
Red
Green
Blue
HSL
215.67 100% 35.29%
215.6710035.29HSL
Hue
Saturation
Lightness
HWB
215.67 0% 29.41%
215.67029.41HWB
Hue
Whiteness
Blackness
hex#0049B4
rgb0 73 180
hsl215.67 100% 35.29%
cmyk100% 59.44% 0% 29.41%
hwb215.67 0% 29.41%
xyz10.62 8.06 44.18
CMYK
100% 59.44% 0% 29.41%
10059.44029.41CMYK
Cyan
Magenta
Yellow
Key
XYZ
10.62 8.06 44.18
10.628.0644.18XYZ
X
Y
Z

Alternative colors

Applications

Complementary color

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