Congress Blue

#104080

General Information about Congress Blue

The hex color #104080, often referred to as Congress Blue, is a dark shade of blue with a rich and sophisticated appearance. It belongs to the blue color family, known for its calming and trustworthy associations. In the RGB color model, it is composed of 6.27% red, 25.1% green, and 50.2% blue. This combination gives it a deep, somewhat muted tone compared to brighter blues. Congress Blue is often used in designs where a sense of stability, professionalism, and authority is desired. Its historical association with governmental institutions and formal settings makes it a popular choice for branding and design in corporate and academic environments. It is considered a classic and timeless color.

The hex color #104080, also known as Congress Blue, presents some accessibility challenges, especially concerning color contrast. When used as a background color, it necessitates light-colored text to ensure readability. A contrast ratio of at least 4.5:1 is recommended for standard text and 3:1 for large text to meet WCAG (Web Content Accessibility Guidelines) AA standards. Insufficient contrast can hinder users with visual impairments, including those with low vision or color blindness. Therefore, careful consideration of text and interactive elements is crucial. Tools like contrast checkers can assist in evaluating and improving color combinations. Utilizing this dark shade of blue in combination with pure white or very light grayscale colors can improve the overall user experience for a wider audience, ensuring content is easily perceivable and understandable.

Shades

Digital Color Formats

RGB
16 64 128
RGB16 64 128
Red
Green
Blue
HSL
214.29deg 77.78% 28.24%
214.2977.7828.24HSL
Hue
Saturation
Lightness
HWB
214.29deg 6.27% 49.8%
214.296.2749.8HWB
Hue
Whiteness
Blackness
hex#104080
rgb16 64 128
hsl214.29deg 77.78% 28.24%
cmyk87.5% 50% 0% 49.8%
hwb214.29deg 6.27% 49.8%
xyz-d650.06 0.05 0.21
oklch0.3795 0.1195 257.48
oklab0.3795 -0.03 -0.12
CMYK
87.5% 50% 0% 49.8%
87.550049.8CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.06 0.05 0.21
0.060.050.21XYZ
X
Y
Z
OKLCH
0.3795 0.1195 257.48
0.37950.1195257.48LCH
Lightness
Chroma
Hue
OKLAB
0.3795 -0.03 -0.12
0.3795-0.03-0.12LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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