Ultramarine

#2011A3

General Information about #2011A3

The hexadecimal color code #2011A3 represents a shade of deep blue, commonly referred to as Ultramarine. This color is located in the blue region of the color spectrum and possesses a relatively low luminance value. In the RGB (Red, Green, Blue) color model, #2011A3 is composed of 12.5% red, 6.67% green, and 63.92% blue. The low percentage of red and green, combined with a high percentage of blue, gives the color its distinctive deep blue hue. Ultramarine is often associated with depth, stability, and tranquility. Historically, ultramarine pigment was derived from lapis lazuli, a semi-precious stone, making it a highly valued color. Nowadays is commonly produced synthetically.

The color #2011A3, also known as Ultramarine, presents some accessibility challenges. Its relatively low luminance can cause issues with text legibility, particularly when used as a background color for light text or as a text color on a light background. According to WCAG guidelines, sufficient contrast between text and background is crucial for readability, especially for users with visual impairments. A contrast ratio of at least 4.5:1 is recommended for normal text and 3:1 for large text. When using #2011A3, it is essential to ensure that the accompanying text meets these contrast requirements. Tools like contrast checkers can help evaluate the contrast ratio. Consider using lighter shades of text or employing a color with higher luminance alongside #2011A3 to enhance accessibility. Also, avoid using this color for crucial UI elements without proper contrast as it can hinder usability.

Shades

Digital Color Formats

RGB
32 17 163
RGB32 17 163
Red
Green
Blue
HSL
246.16 81.11% 35.29%
246.1681.1135.29HSL
Hue
Saturation
Lightness
HWB
246.16 6.67% 36.08%
246.166.6736.08HWB
Hue
Whiteness
Blackness
hex#2011A3
rgb32 17 163
hsl246.16 81.11% 35.29%
cmyk80.37% 89.57% 0% 36.08%
hwb246.16 6.67% 36.08%
xyz7.41 3.35 34.91
CMYK
80.37% 89.57% 0% 36.08%
80.3789.57036.08CMYK
Cyan
Magenta
Yellow
Key
XYZ
7.41 3.35 34.91
7.413.3534.91XYZ
X
Y
Z

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