Prussian Blue

#023054

About Prussian Blue

Prussian Blue, represented by the hex code #023054, 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 for artists and dyers due to its stability and affordability. Its chemical composition is complex, involving iron and cyanide complexes, contributing to its distinctive color. Prussian Blue has been used extensively in various applications, including painting, printing, and dyeing textiles. It is a dark color and can be difficult to reproduce accurately across different display devices. In color theory, Prussian Blue evokes feelings of depth, stability, and trustworthiness. It's often associated with intelligence, authority, and formality. Due to its darkness, this color needs to be used carefully with lighter colors to ensure proper accessibility and contrast. The color name comes from it first being used in Prussia, which is where it was accidentally created.

The hex color #023054, a deep shade of Prussian Blue, presents specific accessibility considerations for web design. Its low lightness value (around 3%) means it requires careful pairing with contrasting colors to ensure readability and usability. When used as a background color, it necessitates light-colored text to meet WCAG (Web Content Accessibility Guidelines) standards for contrast ratios. A contrast ratio of at least 4.5:1 is recommended for normal text and 3:1 for large text. Using color contrast checkers is crucial to verify compliance. Furthermore, avoid relying solely on color to convey information, as users with visual impairments may not be able to differentiate between similar shades. Providing alternative cues like text labels or icons enhances accessibility for all users, including those with color blindness. Consider using the #023054 color for decorative elements rather than essential information if contrast cannot be sufficiently improved. Ensure interactive elements like buttons or links have clear focus indicators to aid keyboard navigation.

Shades

Digital Color Formats

RGB
2 48 84
RGB2 48 84
Red
Green
Blue
HSL
206.34deg 95.35% 16.86%
206.3495.3516.86HSL
Hue
Saturation
Lightness
HWB
206.34deg 0.78% 67.06%
206.340.7867.06HWB
Hue
Whiteness
Blackness
hex#023054
rgb2 48 84
hsl206.34deg 95.35% 16.86%
cmyk97.62% 42.86% 0% 67.06%
hwb206.34deg 0.78% 67.06%
xyz-d650.03 0.03 0.09
oklch0.3021 0.0798 248.36
oklab0.3021 -0.03 -0.07
CMYK
97.62% 42.86% 0% 67.06%
97.6242.86067.06CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.03 0.03 0.09
0.030.030.09XYZ
X
Y
Z
OKLCH
0.3021 0.0798 248.36
0.30210.0798248.36LCH
Lightness
Chroma
Hue
OKLAB
0.3021 -0.03 -0.07
0.3021-0.03-0.07LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

Buttons