Ultramarine

#1A0791

General Information about Ultramarine

The color #1A0791, also known as Ultramarine, is a deep, rich shade of blue. In the RGB color model, it is composed of 10.2% red, 2.7% green, and 56.9% blue. This color is often associated with qualities such as depth, stability, and confidence. It evokes a sense of calmness and is frequently used to represent trustworthiness. Ultramarine has a long history, dating back to ancient times when it was derived from the precious gemstone lapis lazuli. This made it one of the most expensive pigments available, often reserved for use in important religious artworks and royal commissions. Today, synthetic Ultramarine is readily available, making it accessible for various applications, from art and design to fashion and branding.

The hex color #1A0791, also known as Ultramarine, presents some accessibility challenges, especially concerning color contrast. When using this color for text or interactive elements, it's crucial to ensure sufficient contrast against the background. A light background is generally recommended to improve readability and usability for individuals with visual impairments. Tools like WebAIM's Contrast Checker can be used to verify contrast ratios against WCAG guidelines. Aiming for a contrast ratio of at least 4.5:1 for normal text and 3:1 for large text is advisable. Additionally, providing alternative cues, such as icons or text labels, alongside color can further enhance accessibility for users who may have difficulty distinguishing colors. Consider offering a high-contrast theme option to allow users to customize the color scheme based on their individual needs and preferences. Thorough testing with diverse user groups is essential to identify and address any potential accessibility issues.

Shades

Digital Color Formats

RGB
26 7 145
RGB26 7 145
Red
Green
Blue
HSL
248.26deg 90.79% 29.8%
248.2690.7929.8HSL
Hue
Saturation
Lightness
HWB
248.26deg 2.75% 43.14%
248.262.7543.14HWB
Hue
Whiteness
Blackness
hex#1A0791
rgb26 7 145
hsl248.26deg 90.79% 29.8%
cmyk82.07% 95.17% 0% 43.14%
hwb248.26deg 2.75% 43.14%
xyz-d650.06 0.02 0.27
oklch0.312 0.1959 271.14
oklab0.312 0 -0.2
CMYK
82.07% 95.17% 0% 43.14%
82.0795.17043.14CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.06 0.02 0.27
0.060.020.27XYZ
X
Y
Z
OKLCH
0.312 0.1959 271.14
0.3120.1959271.14LCH
Lightness
Chroma
Hue
OKLAB
0.312 0 -0.2
0.3120-0.2LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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