Cobalt

#0B47A9

General Information about Cobalt (#0B47A9)

The color #0B47A9, commonly known as Cobalt, is a deep and rich shade of blue that falls within the blue color family. It is characterized by its strong saturation and relatively dark value, evoking feelings of confidence, stability, and sophistication. In the RGB color model, #0B47A9 is composed of 4.31% red, 27.84% green, and 66.27% blue. Its hex code, #0B47A9, is frequently employed in digital design and web development to define the color of various elements, from backgrounds and text to interactive components. Cobalt's versatility allows it to be effectively used in a range of applications. Historically, cobalt pigments have been valued for their colorfastness and stability, contributing to their widespread use in paints, ceramics, and other artistic mediums. Cobalt is often associated with loyalty, intelligence, and trust.

The hex color #0B47A9, also known as Cobalt, presents some accessibility challenges, particularly regarding contrast. When used as a foreground color, it requires careful consideration of the background color to ensure sufficient contrast for readability. According to WCAG guidelines, a contrast ratio of at least 4.5:1 is recommended for normal text and 3:1 for large text. When pairing #0B47A9 with lighter colors, it's crucial to verify that this ratio is met to accommodate users with visual impairments. Using contrast checking tools is highly advisable during the design process. Furthermore, avoid using this color as the sole means of conveying important information; supplemental cues such as text labels or icons should be included to ensure inclusivity for all users. Providing alternative high-contrast themes can significantly improve accessibility for users with specific needs.

Shades

Digital Color Formats

RGB
11 71 169
RGB11 71 169
Red
Green
Blue
HSL
217.22deg 87.78% 35.29%
217.2287.7835.29HSL
Hue
Saturation
Lightness
HWB
217.22deg 4.31% 33.73%
217.224.3133.73HWB
Hue
Whiteness
Blackness
hex#0B47A9
rgb11 71 169
hsl217.22deg 87.78% 35.29%
cmyk93.49% 57.99% 0% 33.73%
hwb217.22deg 4.31% 33.73%
xyz-d650.1 0.07 0.38
oklch0.4283 0.168 260.6
oklab0.4283 -0.03 -0.17
CMYK
93.49% 57.99% 0% 33.73%
93.4957.99033.73CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.1 0.07 0.38
0.10.070.38XYZ
X
Y
Z
OKLCH
0.4283 0.168 260.6
0.42830.168260.6LCH
Lightness
Chroma
Hue
OKLAB
0.4283 -0.03 -0.17
0.4283-0.03-0.17LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

Buttons