Congress Blue

#0D488B

General Information about Congress Blue

The color #0D488B, also known as Congress Blue, is a dark, saturated shade of blue that evokes feelings of trustworthiness, stability, and professionalism. It is often associated with government, finance, and corporate environments. In terms of color theory, this hue is a mixture of blue with a slight undertone of green. The hex code #0D488B breaks down into 5.1% red, 28.2% green, and 54.5% blue. It is a color that is not naturally occurring and would be found artificially in dyes, paints and inks. Congress Blue gets its name from its frequent use in governmental contexts and it symbolizes power and authority. Its deep tone suggests formality and intelligence, making it a popular choice for brands aiming to project a serious and reliable image. The color can be used in a broad range of design applications, including branding, web design, and interior design, to create a sophisticated and trustworthy ambiance. It is a very modern color that is very usable in the digital age.

The hex color #0D488B, also known as Congress Blue, presents some accessibility challenges, particularly concerning color contrast. When used as a background color, it necessitates light-colored text to ensure readability for individuals with visual impairments. A contrast ratio of at least 4.5:1 is recommended for normal text and 3:1 for large text, as per WCAG guidelines. It's crucial to avoid pairing this dark blue with other dark shades, as this would further diminish contrast and hinder accessibility. To enhance accessibility, consider using a color contrast checker to evaluate the contrast ratio between text and background colors. Also, providing alternative text descriptions for images or graphical elements using this color helps users with screen readers understand the content. Ensuring proper semantic HTML structure is also crucial for accessibility, as it provides a logical structure for assistive technologies to interpret. When using this color in interactive elements like buttons or links, always ensure that the focus state is clearly visible to users who navigate with keyboards or other assistive devices.

Shades

Digital Color Formats

RGB
13 72 139
RGB13 72 139
Red
Green
Blue
HSL
211.9deg 82.89% 29.8%
211.982.8929.8HSL
Hue
Saturation
Lightness
HWB
211.9deg 5.1% 45.49%
211.95.145.49HWB
Hue
Whiteness
Blackness
hex#0D488B
rgb13 72 139
hsl211.9deg 82.89% 29.8%
cmyk90.65% 48.2% 0% 45.49%
hwb211.9deg 5.1% 45.49%
xyz-d650.07 0.07 0.25
oklch0.4063 0.1255 255.55
oklab0.4063 -0.03 -0.12
CMYK
90.65% 48.2% 0% 45.49%
90.6548.2045.49CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.07 0.07 0.25
0.070.070.25XYZ
X
Y
Z
OKLCH
0.4063 0.1255 255.55
0.40630.1255255.55LCH
Lightness
Chroma
Hue
OKLAB
0.4063 -0.03 -0.12
0.4063-0.03-0.12LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

Buttons