Blue Gem

#2B0398

General Information about Blue Gem

The hexadecimal color #2B0398, also known as Blue Gem, is a dark, saturated shade of blue-purple. It belongs to the blue color family and possesses a spectral reflectance profile with a strong presence in the blue region of the electromagnetic spectrum. In the RGB color model, it is composed of 17.1% red, 1.18% green, and 59.61% blue. This color is often associated with royalty, mystery, and sophistication. It is a relatively uncommon color in nature, which contributes to its unique and intriguing appeal. The perceived color is non-metallic. Its dark nature means it is best used where a bold and striking colour is needed, but should be used sparingly.

The hex color #2B0398, also known as Blue Gem, presents significant accessibility challenges, particularly for users with visual impairments. Its low luminance value results in a poor contrast ratio against standard white backgrounds, making text and interface elements difficult to read. According to WCAG guidelines, the contrast ratio falls far below the minimum threshold for AA compliance, let alone AAA. To improve accessibility, consider using lighter text colors like white or very light grays on this background. Alternatively, employ #2B0398 sparingly, pairing it with much lighter background colors. Providing sufficient contrast is crucial for ensuring that content is perceivable and usable by individuals with varying visual abilities, including those with low vision or color blindness. Additionally, avoid using this color as the sole indicator of important information; supplement it with text labels or icons to ensure that everyone can understand the content.

Shades

Digital Color Formats

RGB
43 3 152
RGB43 3 152
Red
Green
Blue
HSL
256.11deg 96.13% 30.39%
256.1196.1330.39HSL
Hue
Saturation
Lightness
HWB
256.11deg 1.18% 40.39%
256.111.1840.39HWB
Hue
Whiteness
Blackness
hex#2B0398
rgb43 3 152
hsl256.11deg 96.13% 30.39%
cmyk71.71% 98.03% 0% 40.39%
hwb256.11deg 1.18% 40.39%
xyz-d650.07 0.03 0.3
oklch0.3306 0.2008 277.81
oklab0.3306 0.03 -0.2
CMYK
71.71% 98.03% 0% 40.39%
71.7198.03040.39CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.07 0.03 0.3
0.070.030.3XYZ
X
Y
Z
OKLCH
0.3306 0.2008 277.81
0.33060.2008277.81LCH
Lightness
Chroma
Hue
OKLAB
0.3306 0.03 -0.2
0.33060.03-0.2LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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