Prussian Blue

#022E54

General Information about Prussian Blue

Prussian Blue, represented by the hex code #022E54, is a deep, rich shade of blue with historical significance. It was first synthesized in the early 18th century and quickly became a popular pigment due to its stability, intensity, and affordability. The color is created through a chemical process involving iron salts and cyanide. Prussian Blue has been widely used in various applications, including paints, inks, and dyes. Its unique hue is characterized by its slightly greenish undertone, distinguishing it from other shades of blue. The color’s name is derived from Prussia, where it was initially produced. In art, Prussian Blue offers artists a color with depth and character. The pigment's chemical composition also lends it use in medicine as an antidote for certain types of heavy metal poisoning.

The hex color #022e54, a deep shade of Prussian Blue, presents specific accessibility considerations, especially in web design. Its low luminance value requires careful attention to color contrast when paired with text or other interactive elements. According to WCAG guidelines, a contrast ratio of at least 4.5:1 is recommended for normal text and 3:1 for large text against a background of this color. Ensuring sufficient contrast is crucial for users with visual impairments, including those with low vision or color blindness. Using lighter colors such as whites, yellows, or light grays as foreground elements can significantly improve readability and overall user experience. Testing color combinations with accessibility evaluation tools is highly advisable to validate compliance with accessibility standards and ensure inclusive design practices. Additionally, avoid relying solely on color to convey important information, as colorblind users may not perceive the intended message.

Shades

Digital Color Formats

RGB
2 46 84
RGB2 46 84
Red
Green
Blue
HSL
207.8deg 95.35% 16.86%
207.895.3516.86HSL
Hue
Saturation
Lightness
HWB
207.8deg 0.78% 67.06%
207.80.7867.06HWB
Hue
Whiteness
Blackness
hex#022E54
rgb2 46 84
hsl207.8deg 95.35% 16.86%
cmyk97.62% 45.24% 0% 67.06%
hwb207.8deg 0.78% 67.06%
xyz-d650.03 0.03 0.09
oklch0.2967 0.0823 250.34
oklab0.2967 -0.03 -0.08
CMYK
97.62% 45.24% 0% 67.06%
97.6245.24067.06CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.03 0.03 0.09
0.030.030.09XYZ
X
Y
Z
OKLCH
0.2967 0.0823 250.34
0.29670.0823250.34LCH
Lightness
Chroma
Hue
OKLAB
0.2967 -0.03 -0.08
0.2967-0.03-0.08LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

Buttons