Congress Blue

#00478F

General Information about Congress Blue

The color #00478F, commonly known as Congress Blue, is a deep, saturated blue hue that evokes feelings of trust, authority, and stability. It is often associated with professionalism, intelligence, and formality, making it a popular choice for corporate branding and governmental institutions. In color psychology, blue is known to promote calmness and serenity, while also suggesting reliability and confidence. This particular shade of blue is frequently used in logos, websites, and marketing materials to convey a sense of dependability and expertise. Its hex code indicates an absence of red and green, with a strong presence of blue, resulting in its distinctive, rich tone. The name 'Congress Blue' suggests its use in governmental or political contexts, further reinforcing its association with authority and trustworthiness.

The hex color #00478f, also known as Congress Blue, presents moderate accessibility challenges. Its dark hue results in a low contrast ratio against white text, potentially causing readability issues for users with visual impairments. To improve accessibility, consider using lighter text colors such as white or very light grays to enhance contrast. Alternatively, using this color for larger text elements or as a background for icons can be effective. Ensure sufficient spacing and size of interactive elements using this color to meet WCAG guidelines for touch targets. It's advisable to test the color combination with accessibility evaluation tools to confirm compliance with accessibility standards, ensuring a better experience for all users, including those with disabilities.

Shades

Digital Color Formats

RGB
0 71 143
RGB0 71 143
Red
Green
Blue
HSL
210.21deg 100% 28.04%
210.2110028.04HSL
Hue
Saturation
Lightness
HWB
210.21deg 0% 43.92%
210.21043.92HWB
Hue
Whiteness
Blackness
hex#00478F
rgb0 71 143
hsl210.21deg 100% 28.04%
cmyk100% 50.35% 0% 43.92%
hwb210.21deg 0% 43.92%
xyz-d650.07 0.06 0.27
oklch0.4049 0.1344 255.24
oklab0.4049 -0.03 -0.13
CMYK
100% 50.35% 0% 43.92%
10050.35043.92CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.07 0.06 0.27
0.070.060.27XYZ
X
Y
Z
OKLCH
0.4049 0.1344 255.24
0.40490.1344255.24LCH
Lightness
Chroma
Hue
OKLAB
0.4049 -0.03 -0.13
0.4049-0.03-0.13LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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