Ultramarine

#0F15A5

General Information about Ultramarine (#0F15A5)

The color #0F15A5, also known as Ultramarine, is a deep, vivid blue hue. It is a color that evokes feelings of tranquility, depth, and sophistication. In the RGB color model, it is composed of 5.9% red, 8.24% green, and 64.71% blue. Ultramarine's hex code is a representation of these color components, indicating the intensity of each primary color. Historically, ultramarine pigment was derived from the semi-precious stone lapis lazuli, making it a highly prized and expensive color used in art and decoration. Today, synthetic ultramarine provides a more affordable alternative, while maintaining the original's stunning visual properties. Because of its historic significance and visual appeal, Ultramarine continues to be used in various applications across many fields, ranging from digital design to fashion.

The hex color #0f15a5, also known as Ultramarine, presents certain accessibility challenges, particularly in text-based applications. Its dark hue results in low contrast when paired with other dark colors, making it difficult for users with visual impairments to read text rendered in this color. To ensure accessibility, it is crucial to use Ultramarine with light background colors, such as white or very light shades of gray. This will provide sufficient contrast, meeting WCAG (Web Content Accessibility Guidelines) standards for readability. Furthermore, consider providing alternative text descriptions for images or graphical elements using this color, especially if the color itself conveys important information. Tools like contrast checkers can be used to verify that the color combination meets the minimum contrast ratio requirements for different levels of accessibility compliance.

Shades

Digital Color Formats

RGB
15 21 165
RGB15 21 165
Red
Green
Blue
HSL
237.6 83.33% 35.29%
237.683.3335.29HSL
Hue
Saturation
Lightness
HWB
237.6 5.88% 35.29%
237.65.8835.29HWB
Hue
Whiteness
Blackness
hex#0F15A5
rgb15 21 165
hsl237.6 83.33% 35.29%
cmyk90.91% 87.27% 0% 35.29%
hwb237.6 5.88% 35.29%
xyz7.26 3.35 35.86
CMYK
90.91% 87.27% 0% 35.29%
90.9187.27035.29CMYK
Cyan
Magenta
Yellow
Key
XYZ
7.26 3.35 35.86
7.263.3535.86XYZ
X
Y
Z

Alternative colors

Applications

Complementary color

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