Prussian Blue

#003552

General Information about Prussian Blue

Prussian Blue, represented by the hex code #003552, is a dark shade of blue that evokes feelings of depth, sophistication, and stability. Its name originates from its historical association with the Prussian army, where it was widely used in uniforms. Chemically, Prussian Blue is a complex iron cyanide pigment, known for its intense color and lightfastness. In color theory, Prussian Blue is considered a cool color, often associated with tranquility, intelligence, and trust. Its deep hue makes it suitable for creating a sense of authority and reliability in various applications. It is a popular choice in branding, design, and art, where a sense of professionalism and dependability is desired. It works effectively as a background color, providing a strong and calming presence, while also being versatile enough to serve as an accent color when paired with lighter shades.

Prussian Blue (#003552) presents some accessibility challenges due to its dark nature. When using this color for text, it is crucial to pair it with a light background to ensure sufficient contrast. A contrast ratio of at least 4.5:1 is recommended for normal-sized text and 3:1 for large text (14pt bold or 18pt regular) to meet WCAG (Web Content Accessibility Guidelines) AA standards. Using tools like contrast checkers can help verify compliance. For users with visual impairments, insufficient contrast can make content difficult or impossible to read. In cases where a lighter background is not feasible, consider using a lighter shade of blue or a completely different color palette that offers better contrast. Remember to test color combinations with real users, if possible, to gather feedback on readability and overall accessibility.

Shades

Digital Color Formats

RGB
0 53 82
RGB0 53 82
Red
Green
Blue
HSL
201.22deg 100% 16.08%
201.2210016.08HSL
Hue
Saturation
Lightness
HWB
201.22deg 0% 67.84%
201.22067.84HWB
Hue
Whiteness
Blackness
hex#003552
rgb0 53 82
hsl201.22deg 100% 16.08%
cmyk100% 35.37% 0% 67.84%
hwb201.22deg 0% 67.84%
xyz-d650.03 0.03 0.08
oklch0.3139 0.0724 240.37
oklab0.3139 -0.04 -0.06
CMYK
100% 35.37% 0% 67.84%
10035.37067.84CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.03 0.03 0.08
0.030.030.08XYZ
X
Y
Z
OKLCH
0.3139 0.0724 240.37
0.31390.0724240.37LCH
Lightness
Chroma
Hue
OKLAB
0.3139 -0.04 -0.06
0.3139-0.04-0.06LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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