Astronaut

#1F3E79

General Information about #1F3E79

The hexadecimal color code #1F3E79, also known as Astronaut, represents a dark shade of blue. It is composed of 12.2% red, 24.3% green, and 47.5% blue. In the RGB color model, this equates to R:31, G:62, B:121. The corresponding CMYK color code is C:74, M:49, Y:0, K:53. Astronaut is often associated with calmness, stability, and professionalism. It is a popular choice in corporate branding and web design. Due to its dark nature, it is important to consider color contrast when using this color for text or interactive elements. A lighter color should be used on top to ensure appropriate legibility. The sRGB value is (31, 62, 121) and the XYZ value is (5.4524, 5.0535, 18.8346).

The color #1F3E79, also known as Astronaut, presents specific accessibility considerations for web development. Its dark hue means that it requires careful attention to contrast ratios when used for text or interactive elements. According to WCAG guidelines, a contrast ratio of at least 4.5:1 is necessary for normal-sized text and 3:1 for large text (14pt bold or 18pt regular) to ensure readability for users with visual impairments. When using #1F3E79 as a background color, it is essential to pair it with a light text color like white (#FFFFFF) or a very light gray to meet these contrast requirements. Testing with accessibility tools is recommended to confirm compliance. Also, avoid using this color as the sole indicator of interactive elements because colorblind users might not be able to distinguish them. Providing additional cues such as underlines or icons will enhance usability for all users.

Shades

Digital Color Formats

RGB
31 62 121
RGB31 62 121
Red
Green
Blue
HSL
219.33deg 59.21% 29.8%
219.3359.2129.8HSL
Hue
Saturation
Lightness
HWB
219.33deg 12.16% 52.55%
219.3312.1652.55HWB
Hue
Whiteness
Blackness
hex#1F3E79
rgb31 62 121
hsl219.33deg 59.21% 29.8%
cmyk74.38% 48.76% 0% 52.55%
hwb219.33deg 12.16% 52.55%
xyz-d650.06 0.05 0.19
oklch0.3747 0.1074 261.82
oklab0.3747 -0.02 -0.11
CMYK
74.38% 48.76% 0% 52.55%
74.3848.76052.55CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.06 0.05 0.19
0.060.050.19XYZ
X
Y
Z
OKLCH
0.3747 0.1074 261.82
0.37470.1074261.82LCH
Lightness
Chroma
Hue
OKLAB
0.3747 -0.02 -0.11
0.3747-0.02-0.11LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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