Ultramarine

#13019A

General Information about Ultramarine

Ultramarine, represented by the hexadecimal color code #13019A, is a deep, rich blue color historically derived from the pigment made by grinding lapis lazuli stone. Its name literally means "beyond the sea" because the pigment was originally imported into Europe from Asia. In the RGB color model, #13019A is composed of 7.45% red, 0.39% green, and 60.78% blue. In the CMYK color model, it is comprised of 88% cyan, 99% magenta, 0% yellow, and 39% black. This color is part of the blue color family and is known for its strong, intense hue. It evokes feelings of trust, authority, and intelligence. Ultramarine is frequently used in art, design, and branding to convey these qualities. Its unique depth and saturation make it a popular choice for creating visually striking and memorable designs.

The hex color #13019A, also known as Ultramarine, presents significant accessibility challenges due to its very dark hue. When used as a foreground color for text, it necessitates a very light background to ensure sufficient contrast for readability. According to WCAG guidelines, the contrast ratio between text and background should be at least 4.5:1 for normal text and 3:1 for large text. Ultramarine's inherent darkness makes it difficult to achieve these ratios with many background colors. Therefore, it's crucial to carefully select a very light background color and rigorously test the contrast ratio to meet accessibility standards. Using tools like contrast checkers is highly recommended. Avoid pairing it with mid-tone or dark colors to prevent readability issues for users, especially those with visual impairments. Consider alternatives or modifications to this color to improve accessibility if contrast requirements cannot be met. Furthermore, provide alternative text descriptions for any images or graphical elements using this color to ensure inclusivity for screen reader users.

Shades

Digital Color Formats

RGB
19 1 154
RGB19 1 154
Red
Green
Blue
HSL
247.06 98.71% 30.39%
247.0698.7130.39HSL
Hue
Saturation
Lightness
HWB
247.06 0.39% 39.61%
247.060.3939.61HWB
Hue
Whiteness
Blackness
hex#13019A
rgb19 1 154
hsl247.06 98.71% 30.39%
cmyk87.66% 99.35% 0% 39.61%
hwb247.06 0.39% 39.61%
xyz6.11 2.49 30.73
CMYK
87.66% 99.35% 0% 39.61%
87.6699.35039.61CMYK
Cyan
Magenta
Yellow
Key
XYZ
6.11 2.49 30.73
6.112.4930.73XYZ
X
Y
Z

Alternative colors

Applications

Complementary color

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