Congress Blue

#0D3F8E

General Information

The color #0D3F8E, also known as Congress Blue, is a deep, rich shade of blue that evokes feelings of trust, stability, and authority. In the RGB color model, it is composed of 5.1% red, 24.7% green, and 55.7% blue. In the CMYK color model, it consists of 91% cyan, 56% magenta, 0% yellow, and 44% black. This color is often associated with professionalism, intelligence, and loyalty, making it a popular choice for businesses and organizations seeking to convey these qualities. Its hexadecimal code #0D3F8E allows for precise specification in digital design, ensuring consistent color reproduction across different platforms and devices. The color's depth and saturation make it visually appealing and memorable, contributing to its widespread use in various applications.

The hex color #0D3F8E, also known as Congress Blue, presents some accessibility challenges, particularly when used as a background color for text. Due to its dark hue, it requires careful consideration of color contrast to ensure readability for users with visual impairments. According to WCAG guidelines, sufficient contrast is crucial. A contrast ratio of at least 4.5:1 is recommended for standard text and 3:1 for large text against a background. When using #0D3F8E, pairing it with light colors such as white (#FFFFFF) or very light grays will help meet these contrast requirements, making content more accessible. Testing the color combination with accessibility tools is essential to ensure compliance. Avoid pairing it with other dark colors, as it will render the text unreadable for many users. Also, consider providing alternative styling options that allow users to adjust the color scheme according to their needs.

Shades

Digital Color Formats

RGB
13 63 142
RGB13 63 142
Red
Green
Blue
HSL
216.74deg 83.23% 30.39%
216.7483.2330.39HSL
Hue
Saturation
Lightness
HWB
216.74deg 5.1% 44.31%
216.745.144.31HWB
Hue
Whiteness
Blackness
hex#0D3F8E
rgb13 63 142
hsl216.74deg 83.23% 30.39%
cmyk90.85% 55.63% 0% 44.31%
hwb216.74deg 5.1% 44.31%
xyz-d650.07 0.06 0.26
oklch0.388 0.1411 259.96
oklab0.388 -0.02 -0.14
CMYK
90.85% 55.63% 0% 44.31%
90.8555.63044.31CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.07 0.06 0.26
0.070.060.26XYZ
X
Y
Z
OKLCH
0.388 0.1411 259.96
0.3880.1411259.96LCH
Lightness
Chroma
Hue
OKLAB
0.388 -0.02 -0.14
0.388-0.02-0.14LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

Buttons