Ultramarine

#0A0599

General Information about Ultramarine (#0A0599)

The color #0A0599, also known as Ultramarine, is a deep and saturated shade of blue within the blue-violet spectrum. It's a color that evokes feelings of calmness, depth, and sophistication. In the RGB color model, it consists of 4% red, 2% green, and 60% blue. This high blue component is what gives Ultramarine its characteristic depth. In the CMYK color model, commonly used for printing, it comprises of high amounts of cyan and magenta. Historically, ultramarine pigment was derived from lapis lazuli, a rare and expensive stone, making it a highly prized color for artists. Today, synthetic alternatives are widely available, making it more accessible for various applications. #0A0599 is often associated with royalty, wisdom, and spirituality, carrying rich cultural and historical significance.

The color #0A0599, a deep ultramarine, presents several accessibility challenges, particularly in web design. Its low luminance value of approximately 1% means that text rendered in this color requires very light foreground colors to meet WCAG (Web Content Accessibility Guidelines) standards for contrast. A contrast ratio of at least 4.5:1 is recommended for normal text and 3:1 for large text. Using a color like white (#FFFFFF) or a very light yellow would be necessary to ensure readability for users, including those with visual impairments. It's crucial to avoid pairing #0A0599 with mid-tone colors, as the resulting contrast would likely be insufficient. Careful consideration of font sizes and weights can also mitigate some issues, but the primary focus should be on achieving adequate contrast. Providing alternative color schemes for users who need them can further enhance accessibility.

Shades

Digital Color Formats

RGB
10 5 153
RGB10 5 153
Red
Green
Blue
HSL
242.03 93.67% 30.98%
242.0393.6730.98HSL
Hue
Saturation
Lightness
HWB
242.03 1.96% 40%
242.031.9640HWB
Hue
Whiteness
Blackness
hex#0A0599
rgb10 5 153
hsl242.03 93.67% 30.98%
cmyk93.46% 96.73% 0% 40%
hwb242.03 1.96% 40%
xyz5.93 2.47 30.3
CMYK
93.46% 96.73% 0% 40%
93.4696.73040CMYK
Cyan
Magenta
Yellow
Key
XYZ
5.93 2.47 30.3
5.932.4730.3XYZ
X
Y
Z

Alternative colors

Applications

Complementary color

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