Astronaut Blue

#033E64

General Information

The hexadecimal color #033E64, often referred to as Astronaut Blue, is a deep, muted shade of blue. It evokes feelings of calmness, stability, and professionalism. In the RGB color model, it is composed of 1.18% red, 24.31% green, and 39.22% blue. This makes it a relatively dark color with a strong blue component. Hex color #033E64 is often used in corporate branding and website design to convey trustworthiness and reliability. Its understated nature makes it suitable for backgrounds and elements where a subtle, yet impactful color is desired. The color is not particularly vibrant but is still eye-catching and sophisticated.

The color #033E64, also known as Astronaut Blue, presents some accessibility challenges, especially concerning color contrast. When used as text against a white background, it may not meet WCAG (Web Content Accessibility Guidelines) standards for sufficient contrast. This can make it difficult for users with visual impairments to read the text. To improve accessibility, consider pairing it with lighter colors for text or using it as a background color with very light text. Always test color combinations with accessibility tools to ensure compliance with WCAG guidelines, enhancing usability for all users, including those with disabilities. A contrast ratio of at least 4.5:1 is generally recommended for normal text and 3:1 for large text.

Shades

Digital Color Formats

RGB
3 62 100
RGB3 62 100
Red
Green
Blue
HSL
203.51deg 94.17% 20.2%
203.5194.1720.2HSL
Hue
Saturation
Lightness
HWB
203.51deg 1.18% 60.78%
203.511.1860.78HWB
Hue
Whiteness
Blackness
hex#033E64
rgb3 62 100
hsl203.51deg 94.17% 20.2%
cmyk97% 38% 0% 60.78%
hwb203.51deg 1.18% 60.78%
xyz-d650.04 0.04 0.13
oklch0.3512 0.0857 244.74
oklab0.3512 -0.04 -0.08
CMYK
97% 38% 0% 60.78%
9738060.78CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.04 0.04 0.13
0.040.040.13XYZ
X
Y
Z
OKLCH
0.3512 0.0857 244.74
0.35120.0857244.74LCH
Lightness
Chroma
Hue
OKLAB
0.3512 -0.04 -0.08
0.3512-0.04-0.08LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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