Astronaut

#2B376D

General Information about #2B376D

The hexadecimal color code #2B376D, often referred to as 'Astronaut', is a dark shade of blue that evokes feelings of calmness, stability, and intelligence. In the RGB color model, it is composed of 17.1% red, 21.6% green, and 42.7% blue. This precise combination results in a color that is often associated with professionalism and trustworthiness. In the context of color theory, #2B376D falls within the blue-violet spectrum, making it a cool color that can be used to create a serene and sophisticated atmosphere. Its CMYK values are 0.60, 0.49, 0.00, 0.57, meaning it requires a high percentage of cyan and magenta to achieve this particular hue. This color is suitable for various applications ranging from web design to interior decoration due to its versatile nature.

The hex color #2B376D, also known as Astronaut, presents some accessibility challenges, especially when used as a background color for text. Its relatively low lightness value (approximately 0.24 on a scale of 0 to 1) means that text overlaid on this color needs to be carefully chosen to ensure sufficient contrast. According to WCAG (Web Content Accessibility Guidelines), the contrast ratio between text and background should be at least 4.5:1 for normal text and 3:1 for large text to meet AA conformance. For optimal accessibility and a pleasant user experience, consider pairing #2B376D with lighter text colors such as white (#FFFFFF) or a very light gray. Tools like contrast checkers can help you verify the contrast ratio and ensure that your color choices meet accessibility standards. Also, avoid using this color for small, intricate details where clarity is essential.

Shades

Digital Color Formats

RGB
43 55 109
RGB43 55 109
Red
Green
Blue
HSL
229.09deg 43.42% 29.8%
229.0943.4229.8HSL
Hue
Saturation
Lightness
HWB
229.09deg 16.86% 57.25%
229.0916.8657.25HWB
Hue
Whiteness
Blackness
hex#2B376D
rgb43 55 109
hsl229.09deg 43.42% 29.8%
cmyk60.55% 49.54% 0% 57.25%
hwb229.09deg 16.86% 57.25%
xyz-d650.05 0.04 0.15
oklch0.3565 0.0943 271.47
oklab0.3565 0 -0.09
CMYK
60.55% 49.54% 0% 57.25%
60.5549.54057.25CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.05 0.04 0.15
0.050.040.15XYZ
X
Y
Z
OKLCH
0.3565 0.0943 271.47
0.35650.0943271.47LCH
Lightness
Chroma
Hue
OKLAB
0.3565 0 -0.09
0.35650-0.09LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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