Prussian Blue

#012F56

General Information about Prussian Blue

Prussian Blue, represented by the hex code #012F56, is a dark shade of blue with historical significance. It was first synthesized in the early 18th century and quickly gained popularity due to its vibrant color and relative lightfastness. Chemically, it's a complex iron cyanide compound. The color is often associated with nobility, intellect, and formality. In art, Prussian Blue was widely used by painters for landscapes, portraits, and historical scenes. Its deep and rich tone allows for creating depth and shadows. It is a popular pigment in paints, inks, and dyes. The hue lies in the cyan-blue spectral region. Different color models, such as RGB and CMYK, are other ways to represent the colour.

The hex color #012F56, a deep shade of Prussian Blue, presents significant accessibility challenges. Its low luminance value results in poor contrast against typical light backgrounds, making it difficult for users with visual impairments to discern text or important UI elements. To improve accessibility, it is crucial to pair this color with light backgrounds that provide a sufficient contrast ratio, ideally exceeding the WCAG AA minimum threshold of 4.5:1 for normal text and 3:1 for large text. Utilizing tools like contrast checkers can help ensure compliance. Furthermore, avoid using this color for critical information or interactive elements without clear visual cues and labels, as color blindness can further impede usability. Designers should consider alternative color palettes or provide options for users to customize the color scheme to meet their individual needs.

Shades

Digital Color Formats

RGB
1 47 86
RGB1 47 86
Red
Green
Blue
HSL
207.53deg 97.7% 17.06%
207.5397.717.06HSL
Hue
Saturation
Lightness
HWB
207.53deg 0.39% 66.27%
207.530.3966.27HWB
Hue
Whiteness
Blackness
hex#012F56
rgb1 47 86
hsl207.53deg 97.7% 17.06%
cmyk98.84% 45.35% 0% 66.27%
hwb207.53deg 0.39% 66.27%
xyz-d650.03 0.03 0.09
oklch0.3006 0.0843 250.17
oklab0.3006 -0.03 -0.08
CMYK
98.84% 45.35% 0% 66.27%
98.8445.35066.27CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.03 0.03 0.09
0.030.030.09XYZ
X
Y
Z
OKLCH
0.3006 0.0843 250.17
0.30060.0843250.17LCH
Lightness
Chroma
Hue
OKLAB
0.3006 -0.03 -0.08
0.3006-0.03-0.08LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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