Astronaut Blue

#0A3A64

General Information about Astronaut Blue

The hexadecimal color code #0A3A64, commonly referred to as Astronaut Blue, is a dark shade of blue. It is composed of 3.92% red, 22.75% green, and 39.22% blue. In the RGB color model, this translates to 10 red, 58 green, and 100 blue. When converted to the CMYK color model, it consists of 90% cyan, 42% magenta, 0% yellow, and 61% black. This color evokes a sense of calmness, depth, and sophistication. Astronaut Blue is often associated with trust, stability, and professionalism, making it a popular choice in various design applications. Its versatility allows it to be used effectively in both digital and print media, lending a touch of elegance and depth to any visual composition. It is a dark color, and as such goes well with brighter, lighter colors.

The hex color #0A3A64, also known as Astronaut Blue, presents several accessibility considerations for web developers. With its relatively dark hue, it's crucial to ensure sufficient contrast when used as a background or text color. According to WCAG guidelines, a contrast ratio of at least 4.5:1 is recommended for standard text and 3:1 for large text against its background. When using Astronaut Blue for text, lighter colors like white, light gray, or pastel shades are advisable to meet accessibility standards. Conversely, if used as a background, ensure the foreground text is bright and easily readable. Tools like contrast checkers can help developers assess and optimize color combinations for accessibility, ensuring a user-friendly experience for individuals with visual impairments. It's crucial to prevent eye strain and ensure text legibility when applying this color, especially for extensive content.

Shades

Digital Color Formats

RGB
10 58 100
RGB10 58 100
Red
Green
Blue
HSL
208deg 81.82% 21.57%
20881.8221.57HSL
Hue
Saturation
Lightness
HWB
208deg 3.92% 60.78%
2083.9260.78HWB
Hue
Whiteness
Blackness
hex#0A3A64
rgb10 58 100
hsl208deg 81.82% 21.57%
cmyk90% 42% 0% 60.78%
hwb208deg 3.92% 60.78%
xyz-d650.04 0.04 0.13
oklch0.3422 0.0883 250.21
oklab0.3422 -0.03 -0.08
CMYK
90% 42% 0% 60.78%
9042060.78CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.04 0.04 0.13
0.040.040.13XYZ
X
Y
Z
OKLCH
0.3422 0.0883 250.21
0.34220.0883250.21LCH
Lightness
Chroma
Hue
OKLAB
0.3422 -0.03 -0.08
0.3422-0.03-0.08LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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