Astronaut

#1F3879

General Information about #1F3879

The hex color #1F3879, commonly referred to as "Astronaut," is a deep, muted shade of blue residing in the dark end of the color spectrum. Its RGB values are R:31, G:56, B:121, indicating a stronger presence of blue compared to red and green. In the CMYK color model, its approximate values are C:74, M:54, Y:0, K:53. This color evokes feelings of calmness, stability, and intelligence, making it a popular choice for various design applications. Its hexadecimal representation, #1F3879, allows for precise and consistent use across digital platforms. Colors similar to #1F3879 might include other dark blues and navy shades, but the specific combination of red, green and blue gives it a unique character. This specific shade of blue is often associated with trustworthiness and professionalism.

The hex color #1F3879, also known as Astronaut, presents moderate accessibility challenges. Its dark nature results in a relatively low contrast ratio against standard white backgrounds, potentially causing readability issues for users with visual impairments. To enhance accessibility, it's advisable to pair this color with lighter text or interface elements. A contrast ratio of at least 4.5:1 is recommended for normal-sized text and 3:1 for larger text (14pt bold or 18pt regular) to meet WCAG AA standards. Utilizing color contrast analyzers can assist in determining appropriate color combinations. Additionally, consider providing alternative visual cues, such as icons or text labels, to ensure information isn't solely reliant on color perception. For users with color blindness, the color difference may be subtle, making these alternative cues crucial. Testing with various accessibility tools and user feedback is essential to validate the effectiveness of color choices.

Shades

Digital Color Formats

RGB
31 56 121
RGB31 56 121
Red
Green
Blue
HSL
223.33deg 59.21% 29.8%
223.3359.2129.8HSL
Hue
Saturation
Lightness
HWB
223.33deg 12.16% 52.55%
223.3312.1652.55HWB
Hue
Whiteness
Blackness
hex#1F3879
rgb31 56 121
hsl223.33deg 59.21% 29.8%
cmyk74.38% 53.72% 0% 52.55%
hwb223.33deg 12.16% 52.55%
xyz-d650.05 0.05 0.19
oklch0.3609 0.1154 265.22
oklab0.3609 -0.01 -0.11
CMYK
74.38% 53.72% 0% 52.55%
74.3853.72052.55CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.05 0.05 0.19
0.050.050.19XYZ
X
Y
Z
OKLCH
0.3609 0.1154 265.22
0.36090.1154265.22LCH
Lightness
Chroma
Hue
OKLAB
0.3609 -0.01 -0.11
0.3609-0.01-0.11LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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