Congress Blue

#10388B

General Information about Congress Blue

The hex color #10388B, also known as Congress Blue, is a deep and commanding shade of blue. It belongs to the blue color family and is characterized by its strong saturation and depth. In the RGB color model, it is composed of 6.27% red, 21.96% green, and 54.51% blue. In the CMYK color model, which is used in printing, it is composed of 88.5% cyan, 59.8% magenta, 0% yellow, and 45.5% black. This color is often associated with qualities such as trust, authority, and stability. It is frequently used in branding and design to convey a sense of reliability and professionalism. Its historical association with governmental entities further reinforces these perceptions. Congress Blue is a versatile color that can be adapted for various applications, from web design to fashion and interior decor.

The hex color #10388B, also known as Congress Blue, presents some accessibility challenges. Its relatively low luminance value means that text rendered in this color may be difficult for users with visual impairments to read, particularly those with low vision or color blindness. When using this color for text, it is crucial to ensure a high contrast ratio against the background. A contrast ratio of at least 4.5:1 is recommended for normal text and 3:1 for large text, according to WCAG guidelines. Tools like contrast checkers can help verify compliance. Additionally, avoid relying solely on color to convey important information. Supplement color cues with text labels, icons, or other visual indicators to ensure inclusivity. Consider providing alternative color schemes that offer better contrast for users who may need them. Furthermore, it is advisable to test the color scheme with users who have different types of color blindness to identify and address potential usability issues.

Shades

Digital Color Formats

RGB
16 56 139
RGB16 56 139
Red
Green
Blue
HSL
220.49deg 79.35% 30.39%
220.4979.3530.39HSL
Hue
Saturation
Lightness
HWB
220.49deg 6.27% 45.49%
220.496.2745.49HWB
Hue
Whiteness
Blackness
hex#10388B
rgb16 56 139
hsl220.49deg 79.35% 30.39%
cmyk88.49% 59.71% 0% 45.49%
hwb220.49deg 6.27% 45.49%
xyz-d650.06 0.05 0.25
oklch0.3708 0.1454 262.44
oklab0.3708 -0.02 -0.14
CMYK
88.49% 59.71% 0% 45.49%
88.4959.71045.49CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.06 0.05 0.25
0.060.050.25XYZ
X
Y
Z
OKLCH
0.3708 0.1454 262.44
0.37080.1454262.44LCH
Lightness
Chroma
Hue
OKLAB
0.3708 -0.02 -0.14
0.3708-0.02-0.14LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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