Astronaut Blue

#0A3D61

General Information about Astronaut Blue

Astronaut Blue, represented by the hexadecimal color code #0A3D61, is a deep, muted shade of blue that evokes a sense of tranquility, sophistication, and depth. It belongs to the family of dark blues, often associated with professionalism, trustworthiness, and stability. In the RGB color model, it is composed of 3.92% red, 23.92% green, and 38.04% blue. The color is often used in corporate branding, web design, and interior decorating to convey a sense of reliability and calm. Its subtle, understated nature makes it a versatile choice for backgrounds, accents, and text, particularly when paired with lighter complementary colors. The name suggests a connection with the vastness and mystery of space, further adding to its allure. The color has a CMYK value of 89, 37, 0, 62.

The hex color #0A3D61, also known as Astronaut Blue, presents some accessibility challenges primarily due to its dark nature. When used as a background color, it necessitates light text to ensure sufficient contrast for readability. According to WCAG 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 compliance. For AAA compliance, these ratios increase to 7:1 and 4.5:1 respectively. Given #0A3D61's darkness, it's crucial to carefully select text colors, opting for shades of white, yellow, or very light grays to achieve acceptable contrast. Tools like contrast checkers can help verify compliance. Furthermore, consider users with low vision or color blindness, providing alternative visual cues or customizable color schemes can significantly improve accessibility. Avoid relying solely on color to convey information; use labels, icons, and text descriptions to ensure inclusivity.

Shades

Digital Color Formats

RGB
10 61 97
RGB10 61 97
Red
Green
Blue
HSL
204.83deg 81.31% 20.98%
204.8381.3120.98HSL
Hue
Saturation
Lightness
HWB
204.83deg 3.92% 61.96%
204.833.9261.96HWB
Hue
Whiteness
Blackness
hex#0A3D61
rgb10 61 97
hsl204.83deg 81.31% 20.98%
cmyk89.69% 37.11% 0% 61.96%
hwb204.83deg 3.92% 61.96%
xyz-d650.04 0.04 0.12
oklch0.3481 0.0809 245.41
oklab0.3481 -0.03 -0.07
CMYK
89.69% 37.11% 0% 61.96%
89.6937.11061.96CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.04 0.04 0.12
0.040.040.12XYZ
X
Y
Z
OKLCH
0.3481 0.0809 245.41
0.34810.0809245.41LCH
Lightness
Chroma
Hue
OKLAB
0.3481 -0.03 -0.07
0.3481-0.03-0.07LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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