Congress Blue

#0F3C8B

General Information about Congress Blue

Congress Blue, represented by the hexadecimal color code #0F3C8B, is a deep shade of blue that evokes feelings of trust, authority, and stability. It's often associated with governmental institutions, hence the name 'Congress Blue,' and is perceived as a color that conveys a sense of professionalism and reliability. In the RGB color model, #0F3C8B consists of 5.9% red, 23.5% green, and 54.5% blue. Its CMYK values are 89% cyan, 57% magenta, 0% yellow, and 45% black. This color falls within the blue color family and is characterized by its high blue component and relatively low red and green components, giving it a cool and calming effect. Congress Blue is a versatile color that can be used in various design applications, particularly where a sense of formality and trustworthiness is desired.

The hex color #0F3C8B, also known as Congress Blue, presents some accessibility challenges, especially when used as a background or text color. Due to its dark nature, it requires careful consideration of color contrast ratios to ensure readability for users with visual impairments. According to WCAG guidelines, the contrast ratio between text and background should be at least 4.5:1 for normal text and 3:1 for large text (14pt bold or 18pt regular). When using Congress Blue, it's crucial to pair it with a light color for text or interactive elements to meet these contrast requirements. White (#FFFFFF), light yellow (#FFFFE0), or light cyan (#E0FFFF) are potential options. Tools like WebAIM's contrast checker can assist in verifying sufficient contrast. Without adequate contrast, users with low vision may struggle to distinguish text or interface elements, leading to a poor user experience. Therefore, thorough testing and adherence to accessibility standards are essential when incorporating this color into web design.

Shades

Digital Color Formats

RGB
15 60 139
RGB15 60 139
Red
Green
Blue
HSL
218.23deg 80.52% 30.2%
218.2380.5230.2HSL
Hue
Saturation
Lightness
HWB
218.23deg 5.88% 45.49%
218.235.8845.49HWB
Hue
Whiteness
Blackness
hex#0F3C8B
rgb15 60 139
hsl218.23deg 80.52% 30.2%
cmyk89.21% 56.83% 0% 45.49%
hwb218.23deg 5.88% 45.49%
xyz-d650.06 0.05 0.25
oklch0.3792 0.1404 260.95
oklab0.3792 -0.02 -0.14
CMYK
89.21% 56.83% 0% 45.49%
89.2156.83045.49CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.06 0.05 0.25
0.060.050.25XYZ
X
Y
Z
OKLCH
0.3792 0.1404 260.95
0.37920.1404260.95LCH
Lightness
Chroma
Hue
OKLAB
0.3792 -0.02 -0.14
0.3792-0.02-0.14LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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