Congress Blue

#0B4D90

General Information about Congress Blue

The hex color #0B4D90, commonly referred to as Congress Blue, is a deep, saturated shade of blue that evokes feelings of stability, authority, and trust. It is composed of 4.31% red, 30.2% green, and 56.47% blue. In the RGB color model, it is represented as (11, 77, 144). The corresponding CMYK values are (92, 47, 0, 44), indicating a high proportion of cyan and magenta, with very little yellow. This color is often associated with governmental institutions, corporate environments, and academic settings due to its serious and professional undertones. Its rich hue makes it a versatile choice for various design applications, from branding and web design to interior decorating and fashion.

The hex color #0B4D90, also known as Congress Blue, presents several accessibility considerations for web developers. Its relatively dark nature means it requires careful attention to contrast ratios, particularly when used as a background or text color. According to WCAG guidelines, a contrast ratio of at least 4.5:1 is recommended for normal text and 3:1 for large text against a background. When using #0B4D90, lighter text colors such as white or light yellow are preferable to ensure readability for users with visual impairments. It's essential to test color combinations using accessibility tools to verify compliance with WCAG standards. Using this color for interactive elements such as buttons or links, provide clear visual cues beyond color alone, such as underlines or borders, to accommodate users with color vision deficiencies. Also, ensure sufficient spacing and size for interactive elements to benefit users with motor impairments.

Shades

Digital Color Formats

RGB
11 77 144
RGB11 77 144
Red
Green
Blue
HSL
210.23deg 85.81% 30.39%
210.2385.8130.39HSL
Hue
Saturation
Lightness
HWB
210.23deg 4.31% 43.53%
210.234.3143.53HWB
Hue
Whiteness
Blackness
hex#0B4D90
rgb11 77 144
hsl210.23deg 85.81% 30.39%
cmyk92.36% 46.53% 0% 43.53%
hwb210.23deg 4.31% 43.53%
xyz-d650.08 0.07 0.27
oklch0.4216 0.1266 254.06
oklab0.4216 -0.03 -0.12
CMYK
92.36% 46.53% 0% 43.53%
92.3646.53043.53CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.08 0.07 0.27
0.080.070.27XYZ
X
Y
Z
OKLCH
0.4216 0.1266 254.06
0.42160.1266254.06LCH
Lightness
Chroma
Hue
OKLAB
0.4216 -0.03 -0.12
0.4216-0.03-0.12LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

Buttons