Prussian Blue

#002E5B

About Prussian Blue (#002E5B)

Prussian Blue, represented by the hexadecimal color code #002E5B, is a deep, rich shade of blue with historical significance. Synthesized in the early 18th century, it was one of the first modern synthetic pigments. It is created through a chemical process involving iron salts. The color has been widely used in various applications, from fine art to industrial manufacturing. Known for its strong tinting strength and lightfastness, Prussian Blue has become a staple in the artist's palette, particularly in watercolor and oil painting. In digital applications, understanding the color's nuances and how it translates across different screens is crucial for achieving the desired visual effect.

The hex color #002E5B, also known as Prussian Blue, presents some accessibility challenges, particularly concerning color contrast. When used as a background color, it requires very light text (ideally white or near-white) to ensure sufficient contrast for readability, meeting WCAG (Web Content Accessibility Guidelines) standards for users with visual impairments. A contrast ratio of at least 4.5:1 is recommended for standard text and 3:1 for large text. Therefore, web developers should use contrast checking tools to verify compliance. Avoid pairing #002E5B with mid-tone or dark colors as text or interactive elements, as this can render content illegible. Furthermore, consider providing alternative visual cues in addition to color to convey meaning, such as underlines for links or icons for different actions, benefiting users who are colorblind or have low vision.

Shades

Digital Color Formats

RGB
0 46 91
RGB0 46 91
Red
Green
Blue
HSL
209.67deg 100% 17.84%
209.6710017.84HSL
Hue
Saturation
Lightness
HWB
209.67deg 0% 64.31%
209.67064.31HWB
Hue
Whiteness
Blackness
hex#002E5B
rgb0 46 91
hsl209.67deg 100% 17.84%
cmyk100% 49.45% 0% 64.31%
hwb209.67deg 0% 64.31%
xyz-d650.03 0.03 0.1
oklch0.3016 0.0932 253.07
oklab0.3016 -0.03 -0.09
CMYK
100% 49.45% 0% 64.31%
10049.45064.31CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.03 0.03 0.1
0.030.030.1XYZ
X
Y
Z
OKLCH
0.3016 0.0932 253.07
0.30160.0932253.07LCH
Lightness
Chroma
Hue
OKLAB
0.3016 -0.03 -0.09
0.3016-0.03-0.09LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

Buttons