Congress Blue

#0F478B

General Information about Congress Blue

The hex color #0F478B, also known as Congress Blue, is a dark shade of blue that evokes feelings of trust, stability, and authority. It is often associated with governmental institutions, professional environments, and established brands. In the RGB color model, #0F478B is composed of 5.9% red, 27.8% green, and 54.5% blue. Its CMYK representation is 0.89 cyan, 0.47 magenta, 0.00 yellow, and 0.45 black. This color's cool and calming nature makes it suitable for creating a sense of security and reliability. Its relatively low lightness value makes it ideal for use as a background color with light-colored text to ensure readability. Congress Blue is a versatile color choice for various design applications, ranging from corporate branding to web design.

The hex color #0f478b, also known as Congress Blue, presents some accessibility considerations, particularly for web design. Due to its relatively low luminance, it's crucial to ensure sufficient contrast between this color and the text or other elements displayed on top of it. According to WCAG guidelines, a contrast ratio of at least 4.5:1 is recommended for standard text and 3:1 for large text. Using #0f478b as a background color requires light-colored text to meet accessibility standards. Tools like contrast checkers can help verify compliance. When used for interactive elements like buttons or links, sufficient visual cues, such as underlines or borders, should be included to ensure they are easily identifiable by users with visual impairments. Thoughtful color choices enhance usability for all users, including those with disabilities.

Shades

Digital Color Formats

RGB
15 71 139
RGB15 71 139
Red
Green
Blue
HSL
212.9deg 80.52% 30.2%
212.980.5230.2HSL
Hue
Saturation
Lightness
HWB
212.9deg 5.88% 45.49%
212.95.8845.49HWB
Hue
Whiteness
Blackness
hex#0F478B
rgb15 71 139
hsl212.9deg 80.52% 30.2%
cmyk89.21% 48.92% 0% 45.49%
hwb212.9deg 5.88% 45.49%
xyz-d650.07 0.06 0.25
oklch0.4043 0.1263 256.38
oklab0.4043 -0.03 -0.12
CMYK
89.21% 48.92% 0% 45.49%
89.2148.92045.49CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.07 0.06 0.25
0.070.060.25XYZ
X
Y
Z
OKLCH
0.4043 0.1263 256.38
0.40430.1263256.38LCH
Lightness
Chroma
Hue
OKLAB
0.4043 -0.03 -0.12
0.4043-0.03-0.12LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

Buttons