Ultramarine

#11158A

General Information about Ultramarine

Ultramarine, represented by the hexadecimal color code #11158A, is a deep, rich shade of blue reminiscent of the precious pigment derived from lapis lazuli. Historically, ultramarine was highly prized by artists due to its rarity and vibrant hue. In color theory, it evokes feelings of tranquility, wisdom, and depth. Its strong presence makes it suitable for various design applications where a sense of sophistication and trust is desired. The RGB values are R: 17, G: 21, B: 138, indicating a strong emphasis on the blue component. The color can be described as a dark, muted indigo. It is often associated with royalty, knowledge, and power, lending a sense of authority and elegance to any visual composition.

The contrast ratio of #11158A with white text is approximately 11.9:1, which exceeds the WCAG AAA standard for text and non-text contrast. This high contrast ensures excellent readability for users with visual impairments. When using #11158A as a background, white or very light-colored text is highly recommended. Conversely, using dark text on this background will result in poor readability and should be avoided. For enhanced accessibility, consider providing alternative color schemes that users can switch to based on their preferences. Providing larger font sizes or adjustable font weights can also significantly improve readability for those with visual impairments, ensuring a more inclusive user experience. Also, ensure sufficient spacing between letters and lines to improve readability.

Shades

Digital Color Formats

RGB
17 21 138
RGB17 21 138
Red
Green
Blue
HSL
238.02 78.06% 30.39%
238.0278.0630.39HSL
Hue
Saturation
Lightness
HWB
238.02 6.67% 45.88%
238.026.6745.88HWB
Hue
Whiteness
Blackness
hex#11158A
rgb17 21 138
hsl238.02 78.06% 30.39%
cmyk87.68% 84.78% 0% 45.88%
hwb238.02 6.67% 45.88%
xyz5.09 2.49 24.26
CMYK
87.68% 84.78% 0% 45.88%
87.6884.78045.88CMYK
Cyan
Magenta
Yellow
Key
XYZ
5.09 2.49 24.26
5.092.4924.26XYZ
X
Y
Z

Alternative colors

Applications

Complementary color

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