Ultramarine

#1911A3

General Information

The hexadecimal color code #1911A3 represents a dark shade of blue, often referred to as Ultramarine. In the RGB color model, it consists of 9.8% red, 6.7% green, and 63.9% blue. This specific combination creates a rich and deep blue hue, known for its association with depth, stability, and intelligence. Ultramarine has a long history, originally derived from the precious mineral lapis lazuli, making it a highly valued pigment in art for centuries. Today, it is synthetically produced, allowing for widespread use across various applications, from digital design to physical products. Its high blue component gives it a cool tone, making it suitable for conveying a sense of calmness or authority. The color is frequently used in branding, web design, and artistic endeavors to evoke feelings of trust and sophistication.

The color #1911A3, a deep shade of ultramarine, presents several accessibility considerations for web developers. Its dark nature implies the necessity for light-colored text to ensure sufficient contrast, meeting WCAG guidelines for readability. A contrast ratio of at least 4.5:1 is recommended for standard text and 3:1 for large text. Background colors should be chosen carefully to avoid any visual strain. When used for interactive elements like buttons or links, it's crucial to provide clear visual cues, such as hover effects or focus indicators, to confirm user actions. Developers should also consider users with color vision deficiencies, testing color combinations to ensure information is still discernible. Relying solely on color to convey meaning should be avoided; supplementary cues like text labels or icons are recommended to accommodate all users. The use of Accessible Rich Internet Applications (ARIA) attributes can further enhance the accessibility of content using this color. Furthermore, it's beneficial to test websites using assistive technologies like screen readers to guarantee content is properly interpreted and conveyed.

Shades

Digital Color Formats

RGB
25 17 163
RGB25 17 163
Red
Green
Blue
HSL
243.29 81.11% 35.29%
243.2981.1135.29HSL
Hue
Saturation
Lightness
HWB
243.29 6.67% 36.08%
243.296.6736.08HWB
Hue
Whiteness
Blackness
hex#1911A3
rgb25 17 163
hsl243.29 81.11% 35.29%
cmyk84.66% 89.57% 0% 36.08%
hwb243.29 6.67% 36.08%
xyz7.21 3.25 34.9
CMYK
84.66% 89.57% 0% 36.08%
84.6689.57036.08CMYK
Cyan
Magenta
Yellow
Key
XYZ
7.21 3.25 34.9
7.213.2534.9XYZ
X
Y
Z

Alternative colors

Applications

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