Ultramarine

#1F03B1

General Information About Ultramarine

The hex color #1F03B1, also known as Ultramarine, is a deep and vibrant shade of blue that falls within the blue-violet spectrum. It is created by combining a relatively small amount of red and green with a large quantity of blue. Historically, ultramarine pigment was derived from the mineral lapis lazuli, making it a highly prized and expensive color used primarily by artists and royalty. Today, synthetic ultramarine is widely available and used in various applications, including paints, plastics, and textiles. The color is associated with qualities such as depth, stability, trust, and intelligence, often evoking feelings of calmness and serenity. In color psychology, deep blues like #1F03B1 are frequently used to represent authority and professionalism, making them a popular choice for corporate branding and visual identities.

The color #1F03B1, a deep ultramarine, presents accessibility challenges, particularly for users with visual impairments. Its low luminance value (relative lightness) necessitates careful consideration of contrast ratios when used for text or interactive elements. According to WCAG guidelines, sufficient contrast between foreground and background colors is crucial for readability. For small text, a contrast ratio of at least 4.5:1 is recommended, while large text requires a minimum ratio of 3:1. Using #1F03B1 for text against a white background, for example, would likely fail to meet these standards. Designers should pair this color with very light hues or employ techniques like text shadows or borders to improve legibility. It's also essential to test color combinations with accessibility evaluation tools to ensure compliance and provide an inclusive experience for all users, including those with color vision deficiencies.

Shades

Digital Color Formats

RGB
31 3 177
RGB31 3 177
Red
Green
Blue
HSL
249.66 96.67% 35.29%
249.6696.6735.29HSL
Hue
Saturation
Lightness
HWB
249.66 1.18% 30.59%
249.661.1830.59HWB
Hue
Whiteness
Blackness
hex#1F03B1
rgb31 3 177
hsl249.66 96.67% 35.29%
cmyk82.49% 98.31% 0% 30.59%
hwb249.66 1.18% 30.59%
xyz8.53 3.53 41.83
CMYK
82.49% 98.31% 0% 30.59%
82.4998.31030.59CMYK
Cyan
Magenta
Yellow
Key
XYZ
8.53 3.53 41.83
8.533.5341.83XYZ
X
Y
Z

Alternative colors

Applications

Complementary color

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