Congress Blue

#0B3C8D

General Information about Congress Blue

The hex color #0B3C8D, also known as Congress Blue, is a deep, saturated shade of blue with a rich and sophisticated character. It belongs to the blue color family and exhibits a sense of authority, intelligence, and trust. In the RGB color model, it is composed of 4.31% red, 23.53% green, and 55.29% blue. This color is often associated with formality, stability, and professionalism. Its darkness also conveys a sense of depth and seriousness. Congress Blue is a versatile color that can be used in various design contexts to evoke different emotions and associations. It is named after the color often used in official government settings, reflecting its association with power and integrity.

The hex color #0B3C8D, also known as Congress Blue, presents specific accessibility considerations for web design. Its dark hue results in a low luminance value, meaning that sufficient contrast with text and other foreground elements is essential for readability. According to WCAG guidelines, the contrast ratio between text and background should be at least 4.5:1 for normal text and 3:1 for large text. When using #0B3C8D as a background, light colors like white (#FFFFFF) or pale yellows are generally good choices for text. Tools like contrast checkers can help ensure compliance. It's important to avoid pairing #0B3C8D with other dark colors, as this will likely fail accessibility standards and make content difficult to perceive for users with visual impairments. Careful attention to contrast is necessary to create inclusive and accessible web experiences.

Shades

Digital Color Formats

RGB
11 60 141
RGB11 60 141
Red
Green
Blue
HSL
217.38deg 85.53% 29.8%
217.3885.5329.8HSL
Hue
Saturation
Lightness
HWB
217.38deg 4.31% 44.71%
217.384.3144.71HWB
Hue
Whiteness
Blackness
hex#0B3C8D
rgb11 60 141
hsl217.38deg 85.53% 29.8%
cmyk92.2% 57.45% 0% 44.71%
hwb217.38deg 4.31% 44.71%
xyz-d650.07 0.05 0.26
oklch0.3801 0.1439 260.52
oklab0.3801 -0.02 -0.14
CMYK
92.2% 57.45% 0% 44.71%
92.257.45044.71CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.07 0.05 0.26
0.070.050.26XYZ
X
Y
Z
OKLCH
0.3801 0.1439 260.52
0.38010.1439260.52LCH
Lightness
Chroma
Hue
OKLAB
0.3801 -0.02 -0.14
0.3801-0.02-0.14LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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