Astronaut Blue

#0A4263

General Information about #0A4263

The hexadecimal color code #0A4263 represents a dark shade of blue, often referred to as "Astronaut Blue" due to its resemblance to the deep, vast expanse of space. In the RGB color model, it is composed of 3.92% red, 25.88% green, and 38.82% blue. This particular combination results in a cool, calming hue that can evoke feelings of tranquility and stability. Colors similar to #0A4263 are often associated with professionalism, trust, and intelligence. In color psychology, dark blues are known to be reliable and responsible, making them a popular choice for corporate branding and designs. The color's relatively low saturation gives it a muted appearance, making it versatile for various applications without being overly vibrant or distracting. It is part of a larger family of blue hues, each with its own unique characteristics and emotional associations.

The color #0A4263, a deep, muted blue, presents some accessibility challenges, especially concerning color contrast. When used as a background color, it's crucial to pair it with text that has a high contrast ratio to ensure readability. According to WCAG guidelines, the minimum contrast ratio for normal text is 4.5:1, and for large text, it's 3:1. Therefore, using light colors such as white (#FFFFFF) or very light shades of yellow or gray for the text is highly recommended. Avoid using mid-tone or dark colors, as they might not provide sufficient contrast, making it difficult for users with visual impairments to read the content. Also, consider providing alternative styling options for users who might need to customize the color scheme for better accessibility. Tools like contrast checkers can be invaluable in determining if the color pairings meet accessibility standards. Always prioritize the needs of users with disabilities to create an inclusive web experience.

Shades

Digital Color Formats

RGB
10 66 99
RGB10 66 99
Red
Green
Blue
HSL
202.25deg 81.65% 21.37%
202.2581.6521.37HSL
Hue
Saturation
Lightness
HWB
202.25deg 3.92% 61.18%
202.253.9261.18HWB
Hue
Whiteness
Blackness
hex#0A4263
rgb10 66 99
hsl202.25deg 81.65% 21.37%
cmyk89.9% 33.33% 0% 61.18%
hwb202.25deg 3.92% 61.18%
xyz-d650.04 0.05 0.13
oklch0.3628 0.0786 241.19
oklab0.3628 -0.04 -0.07
CMYK
89.9% 33.33% 0% 61.18%
89.933.33061.18CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.04 0.05 0.13
0.040.050.13XYZ
X
Y
Z
OKLCH
0.3628 0.0786 241.19
0.36280.0786241.19LCH
Lightness
Chroma
Hue
OKLAB
0.3628 -0.04 -0.07
0.3628-0.04-0.07LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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