Congress Blue

#01457E

General Information about Congress Blue

The hexadecimal color code #01457E, also known as Congress Blue, is a dark, muted shade of blue. It is composed of 0.39% red, 27.06% green, and 49.41% blue. In the RGB color model, this translates to R:1, G:69, B:126. This color is often associated with seriousness, trust, and stability, making it suitable for use in professional or institutional contexts. The color is on the darker side, which explains its low luminosity, and it has a relatively high saturation, giving it a noticeable presence without being overly bright. In the world of color theory, #01457E can be effectively paired with its complementary color, #7E3A01 (a dark orange), to create visually striking contrasts.

The hex color #01457E, also known as Congress Blue, presents several accessibility considerations for web developers. Its dark hue results in a low luminance value, meaning it requires careful attention to contrast ratios. When used as a background color, it's crucial to pair it with light-colored text (white or very pale shades) to ensure sufficient contrast for readability, meeting WCAG (Web Content Accessibility Guidelines) standards. A contrast ratio of at least 4.5:1 is recommended for normal text and 3:1 for large text. Using this color for interactive elements like buttons or links also necessitates clear visual cues, such as hover effects or underlines, to ensure users can easily identify and understand their function. Avoid using this color for small text or intricate details, as its darkness can make it difficult to discern fine features, especially for users with visual impairments. Testing with accessibility tools and user feedback is always crucial to ensure inclusivity.

Shades

Digital Color Formats

RGB
1 69 126
RGB1 69 126
Red
Green
Blue
HSL
207.36deg 98.43% 24.9%
207.3698.4324.9HSL
Hue
Saturation
Lightness
HWB
207.36deg 0.39% 50.59%
207.360.3950.59HWB
Hue
Whiteness
Blackness
hex#01457E
rgb1 69 126
hsl207.36deg 98.43% 24.9%
cmyk99.21% 45.24% 0% 50.59%
hwb207.36deg 0.39% 50.59%
xyz-d650.06 0.06 0.21
oklch0.3872 0.1134 251.49
oklab0.3872 -0.04 -0.11
CMYK
99.21% 45.24% 0% 50.59%
99.2145.24050.59CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.06 0.06 0.21
0.060.060.21XYZ
X
Y
Z
OKLCH
0.3872 0.1134 251.49
0.38720.1134251.49LCH
Lightness
Chroma
Hue
OKLAB
0.3872 -0.04 -0.11
0.3872-0.04-0.11LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

Buttons