Prussian Blue

#033254

General Information about Prussian Blue

Prussian Blue, represented by the hex code #033254, is a deep, rich shade of blue with historical significance. It was one of the first synthetic pigments, discovered accidentally in the early 18th century. Its chemical composition involves iron cyanide complexes, giving it a unique and stable hue. Prussian Blue is valued for its intense color and lightfastness, making it a staple in art, dyeing, and printing. In art, it has been used by renowned painters for landscapes, portraits, and various other subjects. Its historical importance extends to engineering blueprints. The color name comes from the army uniforms in the state of Prussia. Because of its early development, it can be found in many historical color collections.

The hex color #033254, a deep shade of Prussian Blue, presents significant accessibility considerations for web developers. Its low lightness value (dark color) necessitates careful selection of foreground colors to ensure sufficient contrast. According to WCAG guidelines, a contrast ratio of at least 4.5:1 is recommended for standard text and 3:1 for large text (14pt bold or 18pt regular). Using white or very light shades of yellow or green as text or icon colors against a #033254 background can improve readability for users with visual impairments. Developers should utilize contrast checkers to verify compliance. Avoid pairing #033254 with mid-tone colors, as they're likely to fail contrast requirements, leading to a poor user experience. Providing sufficient contrast is crucial for users with low vision or color blindness, ensuring that content is easily perceivable and accessible.

Shades

Digital Color Formats

RGB
3 50 84
RGB3 50 84
Red
Green
Blue
HSL
205.19deg 93.1% 17.06%
205.1993.117.06HSL
Hue
Saturation
Lightness
HWB
205.19deg 1.18% 67.06%
205.191.1867.06HWB
Hue
Whiteness
Blackness
hex#033254
rgb3 50 84
hsl205.19deg 93.1% 17.06%
cmyk96.43% 40.48% 0% 67.06%
hwb205.19deg 1.18% 67.06%
xyz-d650.03 0.03 0.09
oklch0.3078 0.0771 246.56
oklab0.3078 -0.03 -0.07
CMYK
96.43% 40.48% 0% 67.06%
96.4340.48067.06CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.03 0.03 0.09
0.030.030.09XYZ
X
Y
Z
OKLCH
0.3078 0.0771 246.56
0.30780.0771246.56LCH
Lightness
Chroma
Hue
OKLAB
0.3078 -0.03 -0.07
0.3078-0.03-0.07LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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