Persian Indigo

#281C7C

General Information about Persian Indigo

The hexadecimal color code #281C7C represents a dark shade of indigo, often referred to as Persian Indigo. It is composed of 15.7% red, 11% green, and 48.6% blue. In the RGB color model, this translates to R:40, G:28, B:124. This color sits within the blue-violet spectrum, evoking feelings of depth, sophistication, and mystery. Persian Indigo has a rich history in textile dyeing, dating back centuries. It is often associated with royalty and luxury due to the cost and complexity involved in its production. In modern applications, #281C7C is used across various design fields, from web design to fashion, though careful consideration is needed to ensure accessibility due to its low luminance value of approximately 8.5%. It is important to note that the perception of colors like Persian Indigo can vary based on screen calibrations and individual differences in color vision.

The hex color #281c7c, also known as Persian Indigo, presents considerable accessibility challenges. Its dark hue results in low contrast against lighter backgrounds, potentially making text or interactive elements difficult to read for users with visual impairments. According to WCAG guidelines, sufficient contrast ratios are crucial for ensuring readability. To improve accessibility, consider pairing #281c7c with very light colors such as #ffffff or #f0f0f0. The contrast ratio should be at least 4.5:1 for normal text and 3:1 for large text. Utilizing online contrast checkers can help verify compliance. Additionally, avoid using this color for crucial visual cues or elements that convey important information without providing alternative cues, such as labels or icons. When implementing this color, thoughtful consideration of color blindness is also necessary, as some users may not perceive the color accurately.

Shades

Digital Color Formats

RGB
40 28 124
RGB40 28 124
Red
Green
Blue
HSL
247.5deg 63.16% 29.8%
247.563.1629.8HSL
Hue
Saturation
Lightness
HWB
247.5deg 10.98% 51.37%
247.510.9851.37HWB
Hue
Whiteness
Blackness
hex#281C7C
rgb40 28 124
hsl247.5deg 63.16% 29.8%
cmyk67.74% 77.42% 0% 51.37%
hwb247.5deg 10.98% 51.37%
xyz-d650.05 0.03 0.19
oklch0.317 0.1524 278.83
oklab0.317 0.02 -0.15
CMYK
67.74% 77.42% 0% 51.37%
67.7477.42051.37CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.05 0.03 0.19
0.050.030.19XYZ
X
Y
Z
OKLCH
0.317 0.1524 278.83
0.3170.1524278.83LCH
Lightness
Chroma
Hue
OKLAB
0.317 0.02 -0.15
0.3170.02-0.15LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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