Astronaut Blue

#004B63

General Information about Astronaut Blue

The hexadecimal color code #004B63, commonly referred to as Astronaut Blue, is a dark shade of cyan-blue. In the RGB color model, it consists of 0% red, 29.4% green, and 38.8% blue. When represented in the CMYK color model, it is composed of 100% cyan, 39% magenta, 0% yellow, and 61% black. This color is often associated with feelings of depth, stability, and professionalism. Its cool undertones make it a popular choice for conveying trust and security, making it suitable for various applications in web design, branding, and other visual communications. Astronaut Blue is often used to create a sense of calm and sophistication, while also maintaining a modern and sleek appearance. It is not part of the web-safe color palette.

The hex color #004b63, also known as Astronaut Blue, presents some accessibility considerations for web development. Its relatively low luminance value means it might not provide sufficient contrast when used as text against a white or light-colored background. According to WCAG guidelines, sufficient contrast is crucial for users with visual impairments to perceive content effectively. It's advisable to use a contrast checker tool to ensure that the contrast ratio between text and background meets the recommended levels (4.5:1 for normal text and 3:1 for large text). If using #004b63 for text, consider pairing it with a very light color or white for the background. Alternatively, use it as a background color with white or very light text for better readability. Utilizing this color for decorative elements or larger graphical components can also mitigate accessibility concerns, as the contrast requirements are less stringent in those cases. Careful consideration and testing are essential when incorporating #004b63 into a design to ensure inclusivity.

Shades

Digital Color Formats

RGB
0 75 99
RGB0 75 99
Red
Green
Blue
HSL
194.55deg 100% 19.41%
194.5510019.41HSL
Hue
Saturation
Lightness
HWB
194.55deg 0% 61.18%
194.55061.18HWB
Hue
Whiteness
Blackness
hex#004B63
rgb0 75 99
hsl194.55deg 100% 19.41%
cmyk100% 24.24% 0% 61.18%
hwb194.55deg 0% 61.18%
xyz-d650.05 0.06 0.13
oklch0.3854 0.0751 227.84
oklab0.3854 -0.05 -0.06
CMYK
100% 24.24% 0% 61.18%
10024.24061.18CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.05 0.06 0.13
0.050.060.13XYZ
X
Y
Z
OKLCH
0.3854 0.0751 227.84
0.38540.0751227.84LCH
Lightness
Chroma
Hue
OKLAB
0.3854 -0.05 -0.06
0.3854-0.05-0.06LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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