Ultramarine

#1A0F8B

General Information about Ultramarine

Ultramarine, represented by the hexadecimal color code #1A0F8B, is a deep blue color that evokes feelings of serenity, trust, and stability. It is a shade often associated with the ocean and sky, making it a popular choice in branding and design for companies that want to project reliability and calm. In color theory, Ultramarine is considered a cool color, meaning it tends to recede visually, creating a sense of space and depth. Its deep hue can be used to create contrast and highlight elements when paired with lighter colors. Historically, Ultramarine was derived from the mineral lapis lazuli, making it one of the most expensive pigments used in painting. Today, synthetic versions allow for broader and more affordable applications of this classic color.

The color #1A0F8B, also known as Ultramarine, presents several accessibility challenges, especially in web design. Its dark hue results in low contrast against lighter backgrounds, potentially making text or interactive elements difficult to read for users with visual impairments. According to WCAG guidelines, sufficient contrast ratios are crucial for readability. For normal text, a contrast ratio of at least 4.5:1 is recommended, while for large text, a ratio of 3:1 is acceptable. Ultramarine often fails to meet these requirements when paired with common background colors like white or light gray. To improve accessibility, designers should carefully select contrasting foreground colors, such as bright yellows or light shades of green. Additionally, providing alternative color schemes or allowing users to customize the color settings can significantly enhance the user experience for individuals with visual impairments.

Shades

Digital Color Formats

RGB
26 15 139
RGB26 15 139
Red
Green
Blue
HSL
245.32 80.52% 30.2%
245.3280.5230.2HSL
Hue
Saturation
Lightness
HWB
245.32 5.88% 45.49%
245.325.8845.49HWB
Hue
Whiteness
Blackness
hex#1A0F8B
rgb26 15 139
hsl245.32 80.52% 30.2%
cmyk81.29% 89.21% 0% 45.49%
hwb245.32 5.88% 45.49%
xyz5.26 2.43 24.62
CMYK
81.29% 89.21% 0% 45.49%
81.2989.21045.49CMYK
Cyan
Magenta
Yellow
Key
XYZ
5.26 2.43 24.62
5.262.4324.62XYZ
X
Y
Z

Alternative colors

Applications

Complementary color

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