Astronaut

#283F73

General Information about #283F73

The hex color code #283F73 represents a dark shade of blue, often referred to as "Astronaut". It is composed of 15.7% red, 24.7% green, and 45.1% blue. In the RGB color model, this translates to R:40, G:63, B:115. The CMYK representation is C:65, M:45, Y:0, K:55. This color evokes feelings of depth, stability, and sophistication. It is often associated with trust, intelligence, and authority. The hexadecimal system is a base-16 numbering system, commonly used in computing and digital electronics to represent binary data in a human-readable format. Each hex digit represents four bits (binary digits), also known as a nibble. In web design and graphics, hex codes are a standard way to specify colors.

The color #283F73, also known as Astronaut, presents some accessibility challenges. With a relatively low luminance, it may not provide sufficient contrast when used as text against a white background, potentially making it difficult for users with visual impairments to read. According to WCAG guidelines, a contrast ratio of at least 4.5:1 is recommended for normal text and 3:1 for large text. Using a color contrast checker is crucial to ensure that text using #283F73 meets these standards. If adequate contrast cannot be achieved, consider using a lighter color for the background or a lighter shade for the text. Additionally, avoid relying solely on color to convey important information, as users who are colorblind may not be able to distinguish it effectively. Providing alternative cues, such as text labels or icons, can help ensure that content is accessible to all users. Testing with assistive technologies like screen readers is also advisable to ensure compatibility and usability.

Shades

Digital Color Formats

RGB
40 63 115
RGB40 63 115
Red
Green
Blue
HSL
221.6deg 48.39% 30.39%
221.648.3930.39HSL
Hue
Saturation
Lightness
HWB
221.6deg 15.69% 54.9%
221.615.6954.9HWB
Hue
Whiteness
Blackness
hex#283F73
rgb40 63 115
hsl221.6deg 48.39% 30.39%
cmyk65.22% 45.22% 0% 54.9%
hwb221.6deg 15.69% 54.9%
xyz-d650.06 0.05 0.17
oklch0.3774 0.0937 264.42
oklab0.3774 -0.01 -0.09
CMYK
65.22% 45.22% 0% 54.9%
65.2245.22054.9CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.06 0.05 0.17
0.060.050.17XYZ
X
Y
Z
OKLCH
0.3774 0.0937 264.42
0.37740.0937264.42LCH
Lightness
Chroma
Hue
OKLAB
0.3774 -0.01 -0.09
0.3774-0.01-0.09LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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