Astronaut

#21427B

General Information about #21427B

The hex color #21427B, also known as Astronaut, is a deep, muted shade of blue that evokes feelings of calmness, stability, and sophistication. In the RGB color model, it consists of 13% red, 26% green, and 48% blue. This particular blend results in a color that is often associated with professionalism, trustworthiness, and intelligence. It is frequently employed in contexts where a sense of reliability and authority is desired. The hexadecimal color system is a base-16 numbering system used in HTML and CSS to represent colors, with each pair of characters corresponding to the intensity of red, green, and blue light components respectively. Understanding the color composition and its psychological associations is crucial for effectively utilizing it in design and branding applications. Its CMYK values are 73, 45, 0, 52, which could be helpful for designers.

The hex color #21427B, also known as Astronaut, presents specific accessibility considerations for web development. Its relatively low luminance value means that it requires careful attention to color contrast to ensure readability and usability. When used as a background color, it is crucial to pair it with a text color that provides sufficient contrast, ideally meeting the WCAG (Web Content Accessibility Guidelines) AA or AAA standards. A light color such as white or a light shade of yellow would generally provide adequate contrast. It's also important to consider users with visual impairments who may have difficulty distinguishing between similar shades. Providing alternative visual cues, such as underlines for links or icons for interactive elements, can further enhance accessibility when using this color. Developers should use color contrast analyzers to verify compliance with accessibility standards and ensure an inclusive user experience.

Shades

Digital Color Formats

RGB
33 66 123
RGB33 66 123
Red
Green
Blue
HSL
218deg 57.69% 30.59%
21857.6930.59HSL
Hue
Saturation
Lightness
HWB
218deg 12.94% 51.76%
21812.9451.76HWB
Hue
Whiteness
Blackness
hex#21427B
rgb33 66 123
hsl218deg 57.69% 30.59%
cmyk73.17% 46.34% 0% 51.76%
hwb218deg 12.94% 51.76%
xyz-d650.06 0.06 0.2
oklch0.3865 0.1045 260.55
oklab0.3865 -0.02 -0.1
CMYK
73.17% 46.34% 0% 51.76%
73.1746.34051.76CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.06 0.06 0.2
0.060.060.2XYZ
X
Y
Z
OKLCH
0.3865 0.1045 260.55
0.38650.1045260.55LCH
Lightness
Chroma
Hue
OKLAB
0.3865 -0.02 -0.1
0.3865-0.02-0.1LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

Buttons