Ultramarine

#1D0791

General Information about #1D0791 (Ultramarine)

The hexadecimal color #1D0791, also known as Ultramarine, is a deep and rich shade of blue. It is composed of 11.4% red, 2.7% green, and 56.9% blue. In the RGB color model, it's represented as (29, 7, 145). Ultramarine is often associated with qualities such as depth, stability, and confidence, making it a popular choice for conveying trust and authority. In color psychology, deep blues like Ultramarine are known to evoke feelings of calmness and serenity, while also symbolizing intelligence and power. This makes it suitable for use in fields such as finance, technology, and government, where projecting reliability and competence is essential. Historically, ultramarine pigment was derived from the semi-precious stone lapis lazuli, making it a highly valued color in art.

The color #1D0791, a deep ultramarine, presents several accessibility considerations for web design. Its low lightness value (approximately 9%) means it offers poor contrast against standard black or dark gray text, potentially causing readability issues for users, especially those with visual impairments. To meet WCAG (Web Content Accessibility Guidelines) standards, it is crucial to pair this color with a very light text color, such as white (#FFFFFF) or a light yellow, ensuring a contrast ratio of at least 4.5:1 for normal text and 3:1 for large text. Using tools to check color contrast is highly recommended. Additionally, avoid using this color as the sole means of conveying information, as users with color blindness may not be able to distinguish it effectively. Provide alternative visual cues or text labels to ensure information is accessible to everyone.

Shades

Digital Color Formats

RGB
29 7 145
RGB29 7 145
Red
Green
Blue
HSL
249.57deg 90.79% 29.8%
249.5790.7929.8HSL
Hue
Saturation
Lightness
HWB
249.57deg 2.75% 43.14%
249.572.7543.14HWB
Hue
Whiteness
Blackness
hex#1D0791
rgb29 7 145
hsl249.57deg 90.79% 29.8%
cmyk80% 95.17% 0% 43.14%
hwb249.57deg 2.75% 43.14%
xyz-d650.06 0.02 0.27
oklch0.3138 0.195 272.33
oklab0.3138 0.01 -0.19
CMYK
80% 95.17% 0% 43.14%
8095.17043.14CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.06 0.02 0.27
0.060.020.27XYZ
X
Y
Z
OKLCH
0.3138 0.195 272.33
0.31380.195272.33LCH
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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