Congress Blue

#0D388A

General Information

Congress Blue, with the hex code #0D388A, is a dark shade of blue that evokes feelings of trust, stability, and authority. It is often associated with institutions, government, and corporate environments, lending a sense of reliability and professionalism. The color's depth and richness make it suitable for creating a sophisticated and serious atmosphere. In color psychology, dark blues are known to promote a sense of calm and security, which can be beneficial in settings where trust and confidence are important. It is a versatile color, and can be used in a wide variety of applications, ranging from web design to fashion.

The color #0D388A, also known as Congress Blue, presents some accessibility challenges, especially concerning color contrast. When used as a background color, it requires light-colored text to ensure sufficient contrast for readability, ideally meeting WCAG (Web Content Accessibility Guidelines) AA standards with a contrast ratio of at least 4.5:1. Using darker text on this background may fail accessibility checks, making it difficult for users with visual impairments to read the content. In interactive elements like buttons or links, it’s crucial to provide clear visual cues beyond color alone, such as underlines or icons, to assist users who may not be able to distinguish colors effectively. When using Congress Blue in charts or graphs, avoid pairing it with similar dark shades, as this can make the data inaccessible. Always test color combinations with accessibility tools to ensure compliance and inclusivity.

Shades

Digital Color Formats

RGB
13 56 138
RGB13 56 138
Red
Green
Blue
HSL
219.36deg 82.78% 29.61%
219.3682.7829.61HSL
Hue
Saturation
Lightness
HWB
219.36deg 5.1% 45.88%
219.365.145.88HWB
Hue
Whiteness
Blackness
hex#0D388A
rgb13 56 138
hsl219.36deg 82.78% 29.61%
cmyk90.58% 59.42% 0% 45.88%
hwb219.36deg 5.1% 45.88%
xyz-d650.06 0.05 0.25
oklch0.3691 0.1446 261.75
oklab0.3691 -0.02 -0.14
CMYK
90.58% 59.42% 0% 45.88%
90.5859.42045.88CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.06 0.05 0.25
0.060.050.25XYZ
X
Y
Z
OKLCH
0.3691 0.1446 261.75
0.36910.1446261.75LCH
Lightness
Chroma
Hue
OKLAB
0.3691 -0.02 -0.14
0.3691-0.02-0.14LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

Buttons