Cobalt

#0343B1

General Information about Cobalt (#0343B1)

Cobalt, represented by the hexadecimal color code #0343B1, is a deep, rich shade of blue. It is named after the element cobalt, which is used to create blue pigments in various materials. Cobalt blue is often associated with feelings of stability, trust, and intelligence, making it a popular choice in branding and design. In the RGB color model, #0343B1 consists of 1.18% red, 26.27% green, and 69.41% blue. The color's relatively low red and green values and high blue value contribute to its characteristic deep blue appearance. Cobalt is considered a cool color and can evoke a sense of calmness and serenity. Its use in art and design dates back centuries, with many historical examples of its application in paintings, ceramics, and textiles.

The contrast ratio of #0343B1 with white text is 10.18:1, which meets the WCAG AAA standard for text larger than 18pt or 14pt bold and the AA standard for all text sizes. However, when used with black text, the contrast ratio is only 2.07:1, failing to meet either WCAG AA or AAA standards. Therefore, it is highly recommended to use white text on a #0343B1 background to ensure readability and accessibility. Additionally, consider providing alternative text or visual cues for users with color vision deficiencies to further enhance accessibility. Ensuring sufficient contrast is crucial for users with low vision or color blindness, as it directly impacts their ability to perceive content effectively. Use color contrast tools to test combinations.

Shades

Digital Color Formats

RGB
3 67 177
RGB3 67 177
Red
Green
Blue
HSL
217.93deg 96.67% 35.29%
217.9396.6735.29HSL
Hue
Saturation
Lightness
HWB
217.93deg 1.18% 30.59%
217.931.1830.59HWB
Hue
Whiteness
Blackness
hex#0343B1
rgb3 67 177
hsl217.93deg 96.67% 35.29%
cmyk98.31% 62.15% 0% 30.59%
hwb217.93deg 1.18% 30.59%
xyz-d650.1 0.07 0.42
oklch0.4262 0.1844 261.37
oklab0.4262 -0.03 -0.18
CMYK
98.31% 62.15% 0% 30.59%
98.3162.15030.59CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.1 0.07 0.42
0.10.070.42XYZ
X
Y
Z
OKLCH
0.4262 0.1844 261.37
0.42620.1844261.37LCH
Lightness
Chroma
Hue
OKLAB
0.4262 -0.03 -0.18
0.4262-0.03-0.18LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

Buttons