Congress Blue

#0A4999

General Information about Congress Blue

The hex color #0A4999, also known as Congress Blue, is a dark shade of blue that conveys a sense of authority, stability, and trustworthiness. It belongs to the blue color family and is often associated with professionalism and reliability. In the RGB color model, it is composed of 3.92% red, 28.63% green, and 60% blue. The color is often used in corporate branding and government websites to inspire confidence and trust. Congress Blue is a versatile color that can be used in various design applications, from web design to interior design and fashion. Its deep, rich hue makes it a popular choice for creating a sophisticated and calming atmosphere.

The hex color #0A4999, also known as Congress Blue, presents some accessibility challenges, particularly concerning color contrast. When used as a background color, it requires light-colored text to ensure readability. According to WCAG guidelines, a contrast ratio of at least 4.5:1 is recommended for standard text and 3:1 for large text. It's crucial to test color combinations using accessibility tools to verify compliance. Due to its dark nature, #0A4999 may not be suitable for all users, especially those with low vision or color blindness. Careful consideration should be given to the surrounding elements and their colors to ensure that the overall design is accessible and inclusive. Providing alternative color schemes or allowing users to customize the color settings can greatly improve accessibility.

Shades

Digital Color Formats

RGB
10 73 153
RGB10 73 153
Red
Green
Blue
HSL
213.57deg 87.73% 31.96%
213.5787.7331.96HSL
Hue
Saturation
Lightness
HWB
213.57deg 3.92% 40%
213.573.9240HWB
Hue
Whiteness
Blackness
hex#0A4999
rgb10 73 153
hsl213.57deg 87.73% 31.96%
cmyk93.46% 52.29% 0% 40%
hwb213.57deg 3.92% 40%
xyz-d650.08 0.07 0.31
oklch0.419 0.144 257.7
oklab0.419 -0.03 -0.14
CMYK
93.46% 52.29% 0% 40%
93.4652.29040CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.08 0.07 0.31
0.080.070.31XYZ
X
Y
Z
OKLCH
0.419 0.144 257.7
0.4190.144257.7LCH
Lightness
Chroma
Hue
OKLAB
0.419 -0.03 -0.14
0.419-0.03-0.14LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

Buttons