Congress Blue

#0A4691

General Information

The hexadecimal color #0A4691, also known as Congress Blue, is a deep and rich shade of blue that evokes feelings of trust, stability, and authority. It's a color often associated with governmental institutions, hence the name, and is used to convey a sense of professionalism and reliability. In the RGB color model, #0A4691 is composed of 3.92% red, 27.45% green, and 56.86% blue. This composition gives it a distinctive depth and makes it suitable for various applications where a serious and dependable impression is desired. Understanding the color's composition and its psychological associations is key to effectively utilizing it in design projects.

The hex color #0A4691, also known as Congress Blue, presents some accessibility challenges, particularly regarding 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. Using a color contrast checker is essential to verify that the chosen text color meets these requirements. Failure to meet these contrast ratios can make content difficult to read for users with visual impairments, including those with low vision or color blindness. Therefore, careful consideration of text and background color combinations is crucial for ensuring an inclusive and accessible user experience. Always test the color combination with accessibility tools before deploying it in a design.

Shades

Digital Color Formats

RGB
10 70 145
RGB10 70 145
Red
Green
Blue
HSL
213.33deg 87.1% 30.39%
213.3387.130.39HSL
Hue
Saturation
Lightness
HWB
213.33deg 3.92% 43.14%
213.333.9243.14HWB
Hue
Whiteness
Blackness
hex#0A4691
rgb10 70 145
hsl213.33deg 87.1% 30.39%
cmyk93.1% 51.72% 0% 43.14%
hwb213.33deg 3.92% 43.14%
xyz-d650.07 0.06 0.28
oklch0.4058 0.1368 257.37
oklab0.4058 -0.03 -0.13
CMYK
93.1% 51.72% 0% 43.14%
93.151.72043.14CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.07 0.06 0.28
0.070.060.28XYZ
X
Y
Z
OKLCH
0.4058 0.1368 257.37
0.40580.1368257.37LCH
Lightness
Chroma
Hue
OKLAB
0.4058 -0.03 -0.13
0.4058-0.03-0.13LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

Buttons