Ultramarine

#1B0B90

General Information about Ultramarine

The hex color #1B0B90, also known as Ultramarine, is a deep, rich shade of blue. It belongs to the blue color family and is often associated with feelings of trust, intelligence, and sophistication. In color theory, Ultramarine is considered a cool color, which can evoke a sense of calmness and serenity. The RGB (Red, Green, Blue) values for #1B0B90 are R:27, G:11, B:144. In the CMYK (Cyan, Magenta, Yellow, Key/Black) color model, the values are C:81, M:92, Y:0, K:44. This color is commonly used in graphic design, web development, and art to create a sense of depth and visual interest. Its unique composition makes it a versatile color suitable for various applications, ranging from branding to artistic expression.

The hex color #1b0b90, a deep shade of ultramarine, presents certain accessibility challenges, especially in text-based applications. When used as a foreground color, it requires careful consideration of contrast ratios against background colors. A light background, such as white (#ffffff) or a pale yellow (#ffffcc), is essential to ensure readability and meet WCAG (Web Content Accessibility Guidelines) standards. Using this color for small text or intricate icons can strain the eyes of users, especially those with visual impairments. Therefore, it is advisable to reserve this color for larger headings, decorative elements, or interactive components where sufficient contrast can be guaranteed. Additionally, providing alternative text descriptions for any visual elements using this color will further enhance accessibility for screen reader users. Testing the color combination with accessibility evaluation tools is a crucial step in ensuring an inclusive design.

Shades

Digital Color Formats

RGB
27 11 144
RGB27 11 144
Red
Green
Blue
HSL
247.22 85.81% 30.39%
247.2285.8130.39HSL
Hue
Saturation
Lightness
HWB
247.22 4.31% 43.53%
247.224.3143.53HWB
Hue
Whiteness
Blackness
hex#1B0B90
rgb27 11 144
hsl247.22 85.81% 30.39%
cmyk81.25% 92.36% 0% 43.53%
hwb247.22 4.31% 43.53%
xyz5.61 2.49 26.57
CMYK
81.25% 92.36% 0% 43.53%
81.2592.36043.53CMYK
Cyan
Magenta
Yellow
Key
XYZ
5.61 2.49 26.57
5.612.4926.57XYZ
X
Y
Z

Alternative colors

Applications

Complementary color

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