Ultramarine

#1C108B

General Information about #1C108B

The color #1C108B, also known as Ultramarine, is a deep shade of blue with a strong presence. It's composed of 11% red, 6% green, and 55% blue, placing it firmly in the blue color family. In the RGB color model, it has values of R:28, G:16, B:139. In the CMYK color model, its values are C:80, M:88, Y:0, K:45. This color evokes feelings of calmness, stability, and authority. It is often associated with trust and intelligence. Ultramarine has a rich history, originally derived from the precious gemstone lapis lazuli, and it was highly valued for its intense color.

The color #1C108B, a deep ultramarine, presents some accessibility challenges, especially when used as a background color for text. Due to its low lightness value, it necessitates very light text colors to ensure sufficient contrast for readability. A contrast ratio of at least 4.5:1 is recommended for normal text and 3:1 for large text, as per WCAG guidelines. When using this color, careful consideration should be given to the text color choice, font size, and font weight to meet accessibility standards. Also, avoid using it for critical interface elements without proper contrast. Using color contrast analyzers is highly advisable to verify compliance.

Shades

Digital Color Formats

RGB
28 16 139
RGB28 16 139
Red
Green
Blue
HSL
245.85 79.35% 30.39%
245.8579.3530.39HSL
Hue
Saturation
Lightness
HWB
245.85 6.27% 45.49%
245.856.2745.49HWB
Hue
Whiteness
Blackness
hex#1C108B
rgb28 16 139
hsl245.85 79.35% 30.39%
cmyk79.86% 88.49% 0% 45.49%
hwb245.85 6.27% 45.49%
xyz5.32 2.48 24.62
CMYK
79.86% 88.49% 0% 45.49%
79.8688.49045.49CMYK
Cyan
Magenta
Yellow
Key
XYZ
5.32 2.48 24.62
5.322.4824.62XYZ
X
Y
Z

Alternative colors

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