Congress Blue

#0A4281

General Information about Congress Blue

The color #0A4281, also known as Congress Blue, is a deep, muted shade of blue often associated with professionalism, trust, and stability. It is a versatile color that can be used in various design contexts to convey a sense of authority and reliability. In the RGB color model, #0A4281 is composed of 3.92% red, 25.88% green, and 50.59% blue. In the CMYK color model, it consists of 92% cyan, 48% magenta, 0% yellow, and 49% black. This color is frequently used in corporate branding, government websites, and educational materials to project a sense of formality and competence. Its hexadecimal representation makes it easy to incorporate into web design and digital media projects.

The color #0A4281, a deep shade of blue, presents some accessibility challenges, particularly concerning contrast. When used as text, it requires a light background to meet WCAG (Web Content Accessibility Guidelines) standards for readability. A contrast ratio of at least 4.5:1 is recommended for normal text and 3:1 for large text. This color might not be suitable for users with visual impairments if paired with a dark background. In user interface design, ensure sufficient contrast for buttons, links, and other interactive elements. Consider using color contrast tools to verify compliance and explore alternative color combinations to improve accessibility for all users. It is also advisable to provide alternative cues like underlines or icons, especially for users with color blindness.

Shades

Digital Color Formats

RGB
10 66 129
RGB10 66 129
Red
Green
Blue
HSL
211.76deg 85.61% 27.25%
211.7685.6127.25HSL
Hue
Saturation
Lightness
HWB
211.76deg 3.92% 49.41%
211.763.9249.41HWB
Hue
Whiteness
Blackness
hex#0A4281
rgb10 66 129
hsl211.76deg 85.61% 27.25%
cmyk92.25% 48.84% 0% 49.41%
hwb211.76deg 3.92% 49.41%
xyz-d650.06 0.06 0.22
oklch0.3838 0.1196 255.55
oklab0.3838 -0.03 -0.12
CMYK
92.25% 48.84% 0% 49.41%
92.2548.84049.41CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.06 0.06 0.22
0.060.060.22XYZ
X
Y
Z
OKLCH
0.3838 0.1196 255.55
0.38380.1196255.55LCH
Lightness
Chroma
Hue
OKLAB
0.3838 -0.03 -0.12
0.3838-0.03-0.12LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

Buttons