Blue Gem

#280D8A

General Information about #280D8A

The hexadecimal color code #280D8A represents a dark shade of blue-violet. In the RGB color model, it consists of 15.7% red, 5.1% green, and 54.1% blue. In the CMYK color model, it is composed of 71% cyan, 91% magenta, 0% yellow, and 46% black. This color is often associated with sophistication, royalty, and mystery. Its deep hue makes it suitable for creating a sense of depth and visual interest. It can be used in various design contexts, from web design to fashion, to evoke a feeling of luxury and elegance. The low saturation gives it a muted quality, making it less harsh than brighter blues and purples. Its relatively low brightness, the human eye perceives it as a dark, receding color.

The color #280D8A, a deep and saturated blue-violet, presents accessibility challenges, especially when used as text against a white or light-colored background. Its low luminance (relative brightness) results in a poor contrast ratio, potentially making it difficult for individuals with visual impairments to read. To improve accessibility, consider using it with lighter shades of yellow, orange, or green to ensure sufficient contrast. Additionally, avoid using it for crucial interactive elements without proper visual cues like underlines or borders. Larger text sizes and bold fonts can also enhance readability. When using it for decorative purposes, ensure that it doesn't obscure important information or functionality. WCAG (Web Content Accessibility Guidelines) guidelines emphasize a contrast ratio of at least 4.5:1 for normal text and 3:1 for large text, which should be considered when employing this color in user interfaces.

Shades

Digital Color Formats

RGB
40 13 138
RGB40 13 138
Red
Green
Blue
HSL
252.96deg 82.78% 29.61%
252.9682.7829.61HSL
Hue
Saturation
Lightness
HWB
252.96deg 5.1% 45.88%
252.965.145.88HWB
Hue
Whiteness
Blackness
hex#280D8A
rgb40 13 138
hsl252.96deg 82.78% 29.61%
cmyk71.01% 90.58% 0% 45.88%
hwb252.96deg 5.1% 45.88%
xyz-d650.06 0.03 0.24
oklch0.3169 0.1814 278.18
oklab0.3169 0.03 -0.18
CMYK
71.01% 90.58% 0% 45.88%
71.0190.58045.88CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.06 0.03 0.24
0.060.030.24XYZ
X
Y
Z
OKLCH
0.3169 0.1814 278.18
0.31690.1814278.18LCH
Lightness
Chroma
Hue
OKLAB
0.3169 0.03 -0.18
0.31690.03-0.18LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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