Ultramarine

#1F098F

General Information about Ultramarine (#1F098F)

The hex color #1F098F, also known as Ultramarine, is a deep shade of blue that resides in the blue-violet color space. It is composed of 12.2% red, 3.5% green, and 56.1% blue. In the RGB color model, it has values of R:31, G:9, B:143. In the CMYK color model, its values are C:78, M:94, Y:0, K:44. Ultramarine is known for its association with depth, stability, and trustworthiness. Historically, Ultramarine pigment was derived from the gemstone lapis lazuli, making it a highly prized and expensive color. Today, synthetic alternatives are readily available, making it more accessible for various applications. Its name literally means "beyond the sea", referencing its origin as a pigment imported into Europe from Asia. In color psychology, Ultramarine evokes feelings of peace, intelligence, and authority. It is often used in branding and design to convey a sense of professionalism and reliability.

The hex color #1F098F, a deep Ultramarine, presents several accessibility considerations for web development. Its low lightness value means it requires careful attention to contrast ratios, especially when used for text. According to WCAG guidelines, the contrast ratio between text and background should be at least 4.5:1 for normal text and 3:1 for large text to meet AA compliance. When using #1F098F as a background, ensure that the foreground text is a light color like white or a very pale yellow to provide sufficient contrast. Tools like contrast checkers can help verify compliance. Avoid using this color for critical UI elements without ensuring sufficient contrast, as users with visual impairments may struggle to perceive them. Additionally, consider providing alternative color schemes to allow users to customize the display based on their individual needs. Proper use of ARIA attributes can further enhance the accessibility of elements using this color by providing semantic information to assistive technologies.

Shades

Digital Color Formats

RGB
31 9 143
RGB31 9 143
Red
Green
Blue
HSL
249.85deg 88.16% 29.8%
249.8588.1629.8HSL
Hue
Saturation
Lightness
HWB
249.85deg 3.53% 43.92%
249.853.5343.92HWB
Hue
Whiteness
Blackness
hex#1F098F
rgb31 9 143
hsl249.85deg 88.16% 29.8%
cmyk78.32% 93.71% 0% 43.92%
hwb249.85deg 3.53% 43.92%
xyz-d650.06 0.02 0.26
oklch0.3138 0.1913 273.34
oklab0.3138 0.01 -0.19
CMYK
78.32% 93.71% 0% 43.92%
78.3293.71043.92CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.06 0.02 0.26
0.060.020.26XYZ
X
Y
Z
OKLCH
0.3138 0.1913 273.34
0.31380.1913273.34LCH
Lightness
Chroma
Hue
OKLAB
0.3138 0.01 -0.19
0.31380.01-0.19LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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