Ultramarine

#1E0A91

General Information About Ultramarine

The hex color #1E0A91, also known as Ultramarine, is a deep, saturated shade of blue. It belongs to the blue color family. This color is composed of 11.8% red, 3.9% green, and 56.9% blue. In the RGB color model, #1E0A91 consists of 11.8% red, 3.9% green, and 56.9% blue. In the CMYK color model, if offers values of 79% cyan, 96% magenta, 0% yellow, and 43% black. Ultramarine is often associated with depth, stability, and tranquility. Historically, ultramarine pigment was derived from the gemstone lapis lazuli, making it a highly valued and expensive color. Today, synthetic ultramarine provides a more accessible alternative, retaining the color's characteristic richness and depth.

The color #1E0A91, a deep ultramarine, presents significant accessibility challenges. Its low luminance value of approximately 3% means it offers very poor contrast against standard white backgrounds. According to WCAG guidelines, a contrast ratio of at least 4.5:1 is required for normal text and 3:1 for large text. This color fails to meet these standards when paired with white or light backgrounds, making text difficult to read for users, especially those with visual impairments. To improve accessibility, it's essential to use #1E0A91 with much lighter colors that significantly increase the contrast ratio. Also avoid using it for interactive elements without clear visual cues.

Shades

Digital Color Formats

RGB
30 10 145
RGB30 10 145
Red
Green
Blue
HSL
248.89 87.1% 30.39%
248.8987.130.39HSL
Hue
Saturation
Lightness
HWB
248.89 3.92% 43.14%
248.893.9243.14HWB
Hue
Whiteness
Blackness
hex#1E0A91
rgb30 10 145
hsl248.89 87.1% 30.39%
cmyk79.31% 93.1% 0% 43.14%
hwb248.89 3.92% 43.14%
xyz5.75 2.54 26.97
CMYK
79.31% 93.1% 0% 43.14%
79.3193.1043.14CMYK
Cyan
Magenta
Yellow
Key
XYZ
5.75 2.54 26.97
5.752.5426.97XYZ
X
Y
Z

Alternative colors

Applications

Complementary color

Buttons

HexColo.rs © 2025