Ultramarine

#010D97

General Information about Ultramarine

The hex color code #010D97, known as Ultramarine, is a deep, rich shade of blue. It belongs to the family of blue colors and is characterized by its strong saturation and dark hue. In the RGB color model, #010D97 is composed of 0.4% red, 5.1% green, and 59.2% blue. In the CMYK color model, it consists of 99% cyan, 89% magenta, 0% yellow, and 41% black. Ultramarine is often associated with feelings of tranquility, depth, and sophistication. It is a versatile color that can be used in various design applications, from branding and web design to fashion and interior decor. Its intensity can evoke a sense of power and elegance, making it a popular choice for creating a bold and memorable impression. However, it must be used carefully because is very dark.

The color #010D97, also known as Ultramarine, presents several accessibility considerations for web developers. Its dark hue results in a very low contrast ratio when paired with similarly dark colors, making text or interactive elements nearly invisible to users. To ensure readability and usability, especially for users with visual impairments, it's crucial to use #010D97 with light backgrounds (white or light gray). According to WCAG guidelines, a contrast ratio of at least 4.5:1 is recommended for standard text and 3:1 for large text. This color significantly fails to meet these recommendations when paired with dark colors. Developers should avoid using it for essential information without careful consideration of contrast. Using color contrast tools can help you select appropriate accompanying colors. Furthermore, providing alternative visual cues in addition to color (e.g., underlines, icons) can enhance accessibility for color-blind users.

Shades

Digital Color Formats

RGB
1 13 151
RGB1 13 151
Red
Green
Blue
HSL
235.2deg 98.68% 29.8%
235.298.6829.8HSL
Hue
Saturation
Lightness
HWB
235.2deg 0.39% 40.78%
235.20.3940.78HWB
Hue
Whiteness
Blackness
hex#010D97
rgb1 13 151
hsl235.2deg 98.68% 29.8%
cmyk99.34% 91.39% 0% 40.78%
hwb235.2deg 0.39% 40.78%
xyz-d650.06 0.03 0.29
oklch0.3152 0.2055 264.41
oklab0.3152 -0.02 -0.2
CMYK
99.34% 91.39% 0% 40.78%
99.3491.39040.78CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.06 0.03 0.29
0.060.030.29XYZ
X
Y
Z
OKLCH
0.3152 0.2055 264.41
0.31520.2055264.41LCH
Lightness
Chroma
Hue
OKLAB
0.3152 -0.02 -0.2
0.3152-0.02-0.2LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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