Ultramarine

#210398

General Information About Ultramarine (#210398)

The color #210398, also known as Ultramarine, is a deep, rich shade of blue within the blue-violet spectrum. Its name originates from the Latin 'ultramarinus,' meaning 'beyond the sea,' as the pigment was originally derived from lapis lazuli imported from Asia. Ultramarine is celebrated for its intense and vibrant hue, historically valued in paintings and religious art. In modern color theory, it is considered a cool color, evoking feelings of calmness and sophistication. Its RGB (Red, Green, Blue) values are R:33, G:3, B:152. In the CMYK (Cyan, Magenta, Yellow, Key/Black) color model, its approximate values are C:78, M:98, Y:0, K:40. This hexadecimal color is a classic choice for conveying depth and elegance in various design applications.

The hex color #210398, also known as Ultramarine, presents significant accessibility challenges, particularly in text-based applications. Its dark nature results in a low contrast ratio against standard light backgrounds, potentially making it difficult for users with visual impairments to read content displayed in this color. To ensure accessibility, it is crucial to use #210398 with very light colors such as white (#FFFFFF) or very light grays for text or interactive elements. Additionally, providing alternative text descriptions for images or icons using this color can greatly improve usability for screen reader users. Adhering to WCAG guidelines for color contrast is essential when incorporating #210398 into web design to guarantee a positive user experience for everyone, including those with disabilities. A contrast ratio of at least 4.5:1 for normal text and 3:1 for large text is recommended.

Shades

Digital Color Formats

RGB
33 3 152
RGB33 3 152
Red
Green
Blue
HSL
252.08 96.13% 30.39%
252.0896.1330.39HSL
Hue
Saturation
Lightness
HWB
252.08 1.18% 40.39%
252.081.1840.39HWB
Hue
Whiteness
Blackness
hex#210398
rgb33 3 152
hsl252.08 96.13% 30.39%
cmyk78.29% 98.03% 0% 40.39%
hwb252.08 1.18% 40.39%
xyz6.33 2.66 29.88
CMYK
78.29% 98.03% 0% 40.39%
78.2998.03040.39CMYK
Cyan
Magenta
Yellow
Key
XYZ
6.33 2.66 29.88
6.332.6629.88XYZ
X
Y
Z

Alternative colors

Applications

Complementary color

Buttons

HexColo.rs © 2025