Astronaut

#213B7A

General Information about #213B7A

The hexadecimal color code #213B7A represents a dark shade of blue, often referred to as "Astronaut." In the RGB color model, it is composed of 13% red, 23.1% green, and 47.8% blue. This color is frequently associated with feelings of calmness, stability, and intelligence. It is widely used in various applications, including web design, graphic design, and branding, where a sense of trust and professionalism is desired. The hex code #213B7A is part of the broader family of blue hues, each offering its unique characteristics and emotional associations. Understanding the color's composition and context helps in effectively utilizing it in creative projects.

The hex color #213B7A, also known as Astronaut, presents some accessibility challenges, especially in text-based applications. Its relatively low lightness value (approximately 23%) means it may not provide sufficient contrast against a white background. 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 #213B7A for text on a white background might not meet these recommendations, potentially causing readability issues for users with visual impairments. To improve accessibility, consider using a lighter color for text or a darker color for the background. Testing with accessibility tools is essential to ensure compliance and optimal user experience. Also, when using this color in interactive elements, ensure sufficient visual cues beyond color alone are present.

Shades

Digital Color Formats

RGB
33 59 122
RGB33 59 122
Red
Green
Blue
HSL
222.47deg 57.42% 30.39%
222.4757.4230.39HSL
Hue
Saturation
Lightness
HWB
222.47deg 12.94% 52.16%
222.4712.9452.16HWB
Hue
Whiteness
Blackness
hex#213B7A
rgb33 59 122
hsl222.47deg 57.42% 30.39%
cmyk72.95% 51.64% 0% 52.16%
hwb222.47deg 12.94% 52.16%
xyz-d650.06 0.05 0.19
oklch0.3695 0.1122 264.64
oklab0.3695 -0.01 -0.11
CMYK
72.95% 51.64% 0% 52.16%
72.9551.64052.16CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.06 0.05 0.19
0.060.050.19XYZ
X
Y
Z
OKLCH
0.3695 0.1122 264.64
0.36950.1122264.64LCH
Lightness
Chroma
Hue
OKLAB
0.3695 -0.01 -0.11
0.3695-0.01-0.11LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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