Ultramarine

#170B90

About Ultramarine

The hex color #170B90, also known as Ultramarine, is a deep and vibrant shade of blue. It is created by mixing a small amount of red and green with a large amount of blue, resulting in a color that is associated with depth, stability, and intelligence. In the RGB color model, it consists of 9.02% red, 4.31% green, and 56.47% blue. This color is often used to evoke feelings of trust and serenity. Ultramarine has a long history, originally derived from the precious stone lapis lazuli, and has been used in art and decoration for centuries. The color is know for bringing depth to the design.

The color #170B90, a deep ultramarine, presents some accessibility challenges, particularly concerning color contrast. When used as a background color, it's crucial to pair it with a light text color to ensure readability. A contrast ratio of at least 4.5:1 is recommended for normal-sized text and 3:1 for large text, as per WCAG guidelines. Using tools to check color contrast is highly advisable during design process. This ensures that users with visual impairments, including those with low vision or color blindness, can comfortably read the content. Avoid using this color for essential interface elements without careful consideration of contrast. Also, provide alternative cues like icons or text labels alongside color-coded information to benefit all users.

Shades

Digital Color Formats

RGB
23 11 144
RGB23 11 144
Red
Green
Blue
HSL
245.41 85.81% 30.39%
245.4185.8130.39HSL
Hue
Saturation
Lightness
HWB
245.41 4.31% 43.53%
245.414.3143.53HWB
Hue
Whiteness
Blackness
hex#170B90
rgb23 11 144
hsl245.41 85.81% 30.39%
cmyk84.03% 92.36% 0% 43.53%
hwb245.41 4.31% 43.53%
xyz5.51 2.44 26.57
CMYK
84.03% 92.36% 0% 43.53%
84.0392.36043.53CMYK
Cyan
Magenta
Yellow
Key
XYZ
5.51 2.44 26.57
5.512.4426.57XYZ
X
Y
Z

Alternative colors

Applications

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