Ultramarine

#1806AE

About Ultramarine

Ultramarine, represented by the hexadecimal color code #1806AE, is a deep blue pigment that has been prized for centuries. Originally derived from the gemstone lapis lazuli, its name literally means "beyond the sea," reflecting its origin in faraway lands. In the realm of color theory, Ultramarine is positioned as a primary color, often associated with qualities such as depth, stability, and wisdom. Historically, Ultramarine was highly valued by Renaissance painters, who reserved it for depicting the robes of the Virgin Mary due to its rarity and expense. Nowadays, synthetic Ultramarine is widely available, making it accessible for various applications in art, design, and industry. Its unique hue and rich history make it a captivating and versatile color choice.

The color #1806AE, also known as Ultramarine, presents some accessibility challenges, particularly in text and user interface design. Its dark hue means it requires careful consideration of contrast ratios. According to WCAG guidelines, sufficient contrast between text and background is essential for readability, especially for users with visual impairments. For normal text (14pt/18px and above), a contrast ratio of at least 4.5:1 is recommended, while for large text (18pt/24px and above), a ratio of 3:1 is acceptable. Given the darkness of Ultramarine, it's crucial to pair it with very light colors like white or pale yellows to ensure compliance. When using Ultramarine for interactive elements, such as buttons or links, it's important to provide clear visual cues, such as hover effects or outlines, to help users understand the interactive affordance. Additionally, avoid using Ultramarine as the sole indicator of an action, as colorblind users may not be able to perceive it. Providing alternative cues, such as text labels or icons, can greatly enhance the usability of your design.

Shades

Digital Color Formats

RGB
24 6 174
RGB24 6 174
Red
Green
Blue
HSL
246.43 93.33% 35.29%
246.4393.3335.29HSL
Hue
Saturation
Lightness
HWB
246.43 2.35% 31.76%
246.432.3531.76HWB
Hue
Whiteness
Blackness
hex#1806AE
rgb24 6 174
hsl246.43 93.33% 35.29%
cmyk86.21% 96.55% 0% 31.76%
hwb246.43 2.35% 31.76%
xyz8.08 3.38 40.27
CMYK
86.21% 96.55% 0% 31.76%
86.2196.55031.76CMYK
Cyan
Magenta
Yellow
Key
XYZ
8.08 3.38 40.27
8.083.3840.27XYZ
X
Y
Z

Alternative colors

Applications

Complementary color

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