Congress Blue

#004880

General Information about Congress Blue

Congress Blue, represented by the hexadecimal color code #004880, is a deep and sophisticated shade of blue. It is often associated with concepts like authority, trust, and stability, making it a popular choice for various applications. In the RGB color model, it consists of 0% red, 28.2% green, and 50.2% blue. Its CMYK values are 100% cyan, 40% magenta, 0% yellow, and 50% black. This color is commonly used in corporate branding, government websites, and educational materials due to its serious and reliable feel. Its hex code makes it a precise and versatile color for digital design and printing processes. Using this color can provide the feeling of competence and confidence.

The hex color #004880, also known as Congress Blue, presents some accessibility challenges, primarily due to its relatively low luminance. When used as a background color, it's crucial to ensure that any text layered on top has sufficient contrast to meet WCAG (Web Content Accessibility Guidelines) standards. A contrast ratio of at least 4.5:1 for normal text and 3:1 for large text is recommended for Level AA compliance. For Level AAA, these ratios increase to 7:1 and 4.5:1, respectively. Tools like contrast checkers can help verify compliance. Additionally, consider providing alternative color schemes to accommodate users with visual impairments or color blindness. Using this color for essential interactive elements requires careful consideration of focus states and affordances to ensure usability for all users, including those relying on assistive technologies.

Shades

Digital Color Formats

RGB
0 72 128
RGB0 72 128
Red
Green
Blue
HSL
206.25deg 100% 25.1%
206.2510025.1HSL
Hue
Saturation
Lightness
HWB
206.25deg 0% 49.8%
206.25049.8HWB
Hue
Whiteness
Blackness
hex#004880
rgb0 72 128
hsl206.25deg 100% 25.1%
cmyk100% 43.75% 0% 49.8%
hwb206.25deg 0% 49.8%
xyz-d650.06 0.06 0.21
oklch0.396 0.1127 250.22
oklab0.396 -0.04 -0.11
CMYK
100% 43.75% 0% 49.8%
10043.75049.8CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.06 0.06 0.21
0.060.060.21XYZ
X
Y
Z
OKLCH
0.396 0.1127 250.22
0.3960.1127250.22LCH
Lightness
Chroma
Hue
OKLAB
0.396 -0.04 -0.11
0.396-0.04-0.11LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

Buttons