Astronaut

#283F79

General Information about #283F79

The hexadecimal color #283F79, often referred to as "Astronaut," is a dark, muted shade of blue. It is composed of 15.7% red, 24.7% green, and 47.5% blue. In the RGB color space, it sits closer to blue than red or green, contributing to its calming and reliable perception. Colors similar to #283F79 are often associated with intelligence, stability, and trust. In color psychology, dark blues like #283F79 can represent knowledge, power, integrity, and seriousness. This particular shade offers a sense of depth and sophistication, making it a versatile choice across various applications, from web design to fashion, where a sense of authority and calmness is desired.

The hex color #283F79, also known as Astronaut, presents some accessibility considerations. Its darkness impacts text legibility, particularly when used as a background. Using a light text color (white or a very light tint) is critical to ensure sufficient contrast, ideally meeting WCAG AA standards. Tools like contrast checkers can help verify the contrast ratio. Avoid using #283F79 for small text or intricate graphics without careful contrast adjustments. Consider offering alternative color themes for users with visual impairments. Further, using this color for interactive elements may lead to usability issues unless the contrast during hover or focus states are carefully managed with a lighter color, such as a bright yellow or a very light gray.

Shades

Digital Color Formats

RGB
40 63 121
RGB40 63 121
Red
Green
Blue
HSL
222.96deg 50.31% 31.57%
222.9650.3131.57HSL
Hue
Saturation
Lightness
HWB
222.96deg 15.69% 52.55%
222.9615.6952.55HWB
Hue
Whiteness
Blackness
hex#283F79
rgb40 63 121
hsl222.96deg 50.31% 31.57%
cmyk66.94% 47.93% 0% 52.55%
hwb222.96deg 15.69% 52.55%
xyz-d650.06 0.05 0.19
oklch0.3816 0.1028 265.54
oklab0.3816 -0.01 -0.1
CMYK
66.94% 47.93% 0% 52.55%
66.9447.93052.55CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.06 0.05 0.19
0.060.050.19XYZ
X
Y
Z
OKLCH
0.3816 0.1028 265.54
0.38160.1028265.54LCH
Lightness
Chroma
Hue
OKLAB
0.3816 -0.01 -0.1
0.3816-0.01-0.1LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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