Ultramarine

#0F08AC

About Ultramarine

Ultramarine, represented by the hexadecimal color code #0F08AC, is a deep, rich blue color. It is categorized as a tertiary color, falling between blue and violet on the color wheel. Ultramarine's name derives from the Latin 'ultramarinus,' meaning 'beyond the sea,' as it was originally made from lapis lazuli, a precious stone imported from Afghanistan by sea routes during the Middle Ages. Due to its historical rarity and expense, Ultramarine was highly valued and often reserved for painting the robes of the Virgin Mary in religious art. Today, synthetic versions of Ultramarine are widely available, making it an accessible color for various applications. Its unique spectral properties and captivating hue continue to make it a popular choice in art, design, and fashion.

The color #0f08ac, also known as Ultramarine, presents some accessibility challenges, especially when used as a foreground color on a white or light background. Its low luminance results in poor contrast, making it difficult for users with visual impairments to read text or distinguish elements. According to WCAG guidelines, sufficient contrast is crucial for accessibility. A contrast ratio of at least 4.5:1 is recommended for normal text and 3:1 for large text. Ultramarine often falls short of these requirements, necessitating careful consideration of color pairings. To improve accessibility, consider using Ultramarine sparingly for decorative elements or pairing it with much lighter colors to ensure adequate contrast. Tools like contrast checkers can help evaluate and adjust color combinations to meet accessibility standards, enhancing the user experience for everyone, including those with disabilities.

Shades

Digital Color Formats

RGB
15 8 172
RGB15 8 172
Red
Green
Blue
HSL
242.56 91.11% 35.29%
242.5691.1135.29HSL
Hue
Saturation
Lightness
HWB
242.56 3.14% 32.55%
242.563.1432.55HWB
Hue
Whiteness
Blackness
hex#0F08AC
rgb15 8 172
hsl242.56 91.11% 35.29%
cmyk91.28% 95.35% 0% 32.55%
hwb242.56 3.14% 32.55%
xyz7.73 3.25 39.25
CMYK
91.28% 95.35% 0% 32.55%
91.2895.35032.55CMYK
Cyan
Magenta
Yellow
Key
XYZ
7.73 3.25 39.25
7.733.2539.25XYZ
X
Y
Z

Alternative colors

Applications

Complementary color

Buttons

HexColo.rs © 2025