Sepia Black

#280300

General Information about Sepia Black (#280300)

The hex color code #280300 represents a very dark shade of brown, often referred to as Sepia Black. It's composed of 15.7% red, 1.2% green, and 0% blue. In the RGB color space, it's located very close to the black end of the spectrum. This color is perceived as warm due to the dominance of red undertones. In terms of light reflectance, #280300 has an extremely low luminance value, making it appear almost black to the human eye. This color evokes feelings of antiquity, vintage aesthetics, and subdued elegance. It is frequently associated with sepia-toned photographs and historical documents. Its chromaticity coordinates place it in the reddish-brown region of the CIE color space. In the CMYK color model, it translates to approximately 0% cyan, 92% magenta, 100% yellow, and 84% black.

The color #280300, also known as Sepia Black, presents significant accessibility challenges, particularly for users with visual impairments. Its very low luminance (darkness) results in extremely poor contrast against white or light-colored backgrounds, making text and other visual elements difficult or impossible to discern. According to WCAG guidelines, the contrast ratio should be at least 4.5:1 for normal text and 3:1 for large text to meet AA compliance. Sepia Black falls far short of these requirements. To improve accessibility, it is crucial to pair #280300 with much lighter colors that provide sufficient contrast. Avoid using it for critical visual elements such as text, icons, or interactive controls unless a high-contrast alternative is provided. Consider increasing the font size or using bold text to slightly improve readability but always test with assistive technologies. Providing alternative color schemes is highly recommended. Moreover, users with color vision deficiencies may struggle to distinguish #280300 from other dark colors, further exacerbating accessibility issues.

Shades

Digital Color Formats

RGB
40 3 0
RGB40 3 0
Red
Green
Blue
HSL
4.5 100% 7.84%
4.51007.84HSL
Hue
Saturation
Lightness
HWB
4.5 0% 84.31%
4.5084.31HWB
Hue
Whiteness
Blackness
hex#280300
rgb40 3 0
hsl4.5 100% 7.84%
cmyk0% 92.5% 100% 84.31%
hwb4.5 0% 84.31%
xyz0.91 0.52 0.05
CMYK
0% 92.5% 100% 84.31%
092.510084.31CMYK
Cyan
Magenta
Yellow
Key
XYZ
0.91 0.52 0.05
0.910.520.05XYZ
X
Y
Z

Alternative colors

Applications

Complementary color

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