Astronaut

#2A3371

General Information about #2A3371

The hex color #2a3371, often referred to as "Astronaut," is a deep, saturated shade of blue with a subtle hint of purple. It belongs to the blue color family and exhibits characteristics of both trustworthiness and sophistication. In the RGB color model, #2a3371 is composed of 16.47% red, 20% green, and 44.31% blue. Its CMYK representation is approximately 63% cyan, 55% magenta, 0% yellow, and 56% black. This color is commonly used to evoke feelings of stability, intelligence, and confidence. The dark nature of #2a3371 makes it ideal for designs seeking a professional and serious tone. It’s a color that works well in various contexts, from corporate branding to creative projects, offering a sense of depth and refinement.

The hex color #2a3371, also known as Astronaut, presents some accessibility considerations for web development. Its relatively dark hue means that using it as a background color necessitates light text for readability. According to WCAG guidelines, sufficient contrast between text and background is crucial for users with visual impairments. A contrast ratio of at least 4.5:1 is recommended for normal text and 3:1 for large text. When using #2a3371, ensure that the foreground text color meets these contrast requirements. Tools are available online to calculate contrast ratios, and adjustments to either the text or background color may be needed to achieve adequate accessibility. Furthermore, avoid using color alone to convey important information; always provide alternative cues such as text labels or icons.

Shades

Digital Color Formats

RGB
42 51 113
RGB42 51 113
Red
Green
Blue
HSL
232.39deg 45.81% 30.39%
232.3945.8130.39HSL
Hue
Saturation
Lightness
HWB
232.39deg 16.47% 55.69%
232.3916.4755.69HWB
Hue
Whiteness
Blackness
hex#2A3371
rgb42 51 113
hsl232.39deg 45.81% 30.39%
cmyk62.83% 54.87% 0% 55.69%
hwb232.39deg 16.47% 55.69%
xyz-d650.05 0.04 0.16
oklch0.35 0.1066 273.4
oklab0.35 0.01 -0.11
CMYK
62.83% 54.87% 0% 55.69%
62.8354.87055.69CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.05 0.04 0.16
0.050.040.16XYZ
X
Y
Z
OKLCH
0.35 0.1066 273.4
0.350.1066273.4LCH
Lightness
Chroma
Hue
OKLAB
0.35 0.01 -0.11
0.350.01-0.11LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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