Congress Blue

#0D4E8A

General Information about Congress Blue

The hex color #0D4E8A, commonly known as Congress Blue, is a deep and muted shade of blue, often associated with qualities like trust, stability, and authority. In the RGB color model, it consists of 5.1% red, 30.6% green, and 54.1% blue. In the CMYK color model, often used for printing, it comprises 90.6% cyan, 43.1% magenta, 0% yellow, and 45.9% black. This color is frequently used in corporate branding, government websites, and educational materials to convey a sense of professionalism and reliability. Its depth and sophistication make it a popular choice for designs that aim to evoke confidence and credibility. Congress Blue is a versatile color that can be effectively combined with lighter shades to create balance and visual interest. It's also commonly used in data visualization to represent important data points or categories. It's important to consider the context and intended message when using this color, as its deep hue can also evoke feelings of solemnity or seriousness.

The hex color #0D4E8A, also known as Congress Blue, presents some accessibility challenges, particularly in text applications. Due to its relatively dark hue, it demands careful consideration of contrast ratios to ensure readability for users with visual impairments. According to WCAG guidelines, sufficient contrast between text and background colors is crucial for accessibility. For normal text (14pt or 18px), a contrast ratio of at least 4.5:1 is recommended, while for large text (18pt bold or 24px), a ratio of 3:1 is required. When using #0D4E8A as a background color, pairing it with light text colors like white (#FFFFFF) or very light grays can help achieve acceptable contrast ratios. Tools such as WebAIM's Contrast Checker can accurately measure the contrast ratio between foreground and background colors, helping designers and developers make informed decisions. Additionally, providing alternative color schemes or themes can accommodate users with specific visual needs, enhancing the overall accessibility of a website or application. It is vital to perform accessibility audits to proactively resolve possible contrast issues.

Shades

Digital Color Formats

RGB
13 78 138
RGB13 78 138
Red
Green
Blue
HSL
208.8deg 82.78% 29.61%
208.882.7829.61HSL
Hue
Saturation
Lightness
HWB
208.8deg 5.1% 45.88%
208.85.145.88HWB
Hue
Whiteness
Blackness
hex#0D4E8A
rgb13 78 138
hsl208.8deg 82.78% 29.61%
cmyk90.58% 43.48% 0% 45.88%
hwb208.8deg 5.1% 45.88%
xyz-d650.07 0.07 0.25
oklch0.42 0.1169 251.95
oklab0.42 -0.04 -0.11
CMYK
90.58% 43.48% 0% 45.88%
90.5843.48045.88CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.07 0.07 0.25
0.070.070.25XYZ
X
Y
Z
OKLCH
0.42 0.1169 251.95
0.420.1169251.95LCH
Lightness
Chroma
Hue
OKLAB
0.42 -0.04 -0.11
0.42-0.04-0.11LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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