Ultramarine

#050893

General Information about Ultramarine

Ultramarine, represented by the hexadecimal color code #050893, is a deep, intense shade of blue, closely associated with the pigment derived from lapis lazuli. It falls within the blue color family, characterized by its strong saturation and relatively low lightness. Historically, ultramarine pigment was highly valued, often more expensive than gold, and reserved for significant artistic works, particularly in religious paintings to depict the robes of the Virgin Mary. In modern color theory, ultramarine is considered a tertiary color, resulting from the mixing of primary blue with violet. Its color properties place it within the cool spectrum, evoking feelings of calmness, serenity, and sophistication. The RGB values for Ultramarine are R:5, G:8, B:147. The CMYK values are C:97, M:95, Y:0, K:42. The hue, saturation, and value (HSV) values are H:238, S:97, V:58. The hue, saturation, and lightness (HSL) values are H:238, S:94, L:30.

The color #050893, also known as Ultramarine, presents significant accessibility challenges, particularly for users with visual impairments. Its low luminance value of 1.73 makes it difficult to read text rendered in this color against a white or even light-colored background. According to WCAG (Web Content Accessibility Guidelines) standards, the contrast ratio between text and background should be at least 4.5:1 for normal text and 3:1 for large text to meet AA compliance. Ultramarine falls far short of these requirements, necessitating careful consideration of color pairings. To improve accessibility, it's advisable to use Ultramarine sparingly, especially for text or interactive elements. Pairing it with very light colors, such as white (#FFFFFF) or a light yellow (#FFFFE0), can help to achieve an acceptable contrast ratio. Providing alternative text descriptions for images or graphical elements that use Ultramarine is also crucial. Furthermore, consider offering users the option to adjust the color scheme of the website or application to better suit their individual needs. Tools like contrast checkers can assist in evaluating the accessibility of color combinations.

Shades

Digital Color Formats

RGB
5 8 147
RGB5 8 147
Red
Green
Blue
HSL
238.73deg 93.42% 29.8%
238.7393.4229.8HSL
Hue
Saturation
Lightness
HWB
238.73deg 1.96% 42.35%
238.731.9642.35HWB
Hue
Whiteness
Blackness
hex#050893
rgb5 8 147
hsl238.73deg 93.42% 29.8%
cmyk96.6% 94.56% 0% 42.35%
hwb238.73deg 1.96% 42.35%
xyz-d650.05 0.02 0.28
oklch0.3071 0.2027 265.25
oklab0.3071 -0.02 -0.2
CMYK
96.6% 94.56% 0% 42.35%
96.694.56042.35CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.05 0.02 0.28
0.050.020.28XYZ
X
Y
Z
OKLCH
0.3071 0.2027 265.25
0.30710.2027265.25LCH
Lightness
Chroma
Hue
OKLAB
0.3071 -0.02 -0.2
0.3071-0.02-0.2LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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