Astronaut Blue

#0D3C61

General Information about Astronaut Blue

The hex color code #0D3C61 represents a dark shade of blue, often referred to as "Astronaut Blue." It is composed of 5.1% red, 23.5% green, and 38% blue. In the RGB color model, this translates to R:13, G:60, B:97. This color falls within the cool spectrum, evoking feelings of calmness, stability, and trust. Its hexadecimal representation makes it easy to use in digital design and web development, ensuring consistent color display across different platforms and devices. Colors similar to it are often associated with professionalism and formality. Its darkness means careful consideration has to be taken regarding contrast ratios, especially when using it for texts.

The hex color #0D3C61, also known as Astronaut Blue, presents some accessibility challenges, particularly concerning color contrast. When used as a background color, it requires careful selection of foreground text colors to ensure readability. According to WCAG guidelines, sufficient contrast is crucial for users with visual impairments. A contrast ratio of at least 4.5:1 is recommended for normal text and 3:1 for large text. Lighter shades of yellow, white, or other highly contrasting colors should be used for text on an #0D3C61 background. Conversely, if used as a text color, it should be placed on a very light background. Testing with accessibility tools is highly recommended to ensure compliance with accessibility standards and to provide an inclusive user experience. Avoid using this color for critical elements like links or buttons without careful consideration of contrast.

Shades

Digital Color Formats

RGB
13 60 97
RGB13 60 97
Red
Green
Blue
HSL
206.43deg 76.36% 21.57%
206.4376.3621.57HSL
Hue
Saturation
Lightness
HWB
206.43deg 5.1% 61.96%
206.435.161.96HWB
Hue
Whiteness
Blackness
hex#0D3C61
rgb13 60 97
hsl206.43deg 76.36% 21.57%
cmyk86.6% 38.14% 0% 61.96%
hwb206.43deg 5.1% 61.96%
xyz-d650.04 0.04 0.12
oklch0.3462 0.0811 247.29
oklab0.3462 -0.03 -0.07
CMYK
86.6% 38.14% 0% 61.96%
86.638.14061.96CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.04 0.04 0.12
0.040.040.12XYZ
X
Y
Z
OKLCH
0.3462 0.0811 247.29
0.34620.0811247.29LCH
Lightness
Chroma
Hue
OKLAB
0.3462 -0.03 -0.07
0.3462-0.03-0.07LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

Buttons