Congress Blue

#10398B

General Information about Congress Blue

The color #10398B, also known as Congress Blue, is a dark, muted shade of blue. In the RGB color model, it is composed of 6.27% red, 22.35% green, and 54.51% blue. In the CMYK color model, it consists of 88.5% cyan, 59% magenta, 0% yellow, and 45.5% black. This color is often associated with qualities such as trust, stability, and authority. It evokes a sense of calmness and reliability, making it a popular choice for various applications, especially in corporate branding and designs where a professional and dependable image is desired. Congress Blue can provide a very clean and serious aesthetic to a design or web page.

The hex color #10398B, also known as Congress Blue, presents some accessibility considerations for web design. When using this color for text, it's crucial to ensure sufficient contrast with the background. Due to its relatively dark nature, it's best paired with light-colored backgrounds to meet WCAG (Web Content Accessibility Guidelines) standards for contrast ratios. A contrast ratio of at least 4.5:1 is recommended for normal text and 3:1 for large text. Using tools to check color contrast is essential. Avoid pairing #10398B with other dark colors as this could lead to poor readability for users, especially those with visual impairments. Consider providing alternative color schemes or themes to accommodate users with different visual needs. When used for interactive elements, sufficient visual cues beyond color alone are important to provide users with disabilities the best experience.

Shades

Digital Color Formats

RGB
16 57 139
RGB16 57 139
Red
Green
Blue
HSL
220deg 79.35% 30.39%
22079.3530.39HSL
Hue
Saturation
Lightness
HWB
220deg 6.27% 45.49%
2206.2745.49HWB
Hue
Whiteness
Blackness
hex#10398B
rgb16 57 139
hsl220deg 79.35% 30.39%
cmyk88.49% 58.99% 0% 45.49%
hwb220deg 6.27% 45.49%
xyz-d650.06 0.05 0.25
oklch0.3729 0.1441 262.13
oklab0.3729 -0.02 -0.14
CMYK
88.49% 58.99% 0% 45.49%
88.4958.99045.49CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.06 0.05 0.25
0.060.050.25XYZ
X
Y
Z
OKLCH
0.3729 0.1441 262.13
0.37290.1441262.13LCH
Lightness
Chroma
Hue
OKLAB
0.3729 -0.02 -0.14
0.3729-0.02-0.14LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

Buttons