Spectra

#2F4F57

General Information about Slate Gray

#2F4F57, also known as Slate Gray, is a muted, sophisticated color residing in the gray color family. Its composition comprises a balanced blend of red, green, and blue hues, resulting in a neutral yet subtly cool tone. Specifically, it contains 18.43% red, 30.98% green, and 34.12% blue. In the RGB color model, it is defined as (47, 79, 87). In the CMYK color model, used primarily in printing, its approximate values are 46% cyan, 9% magenta, 0% yellow, and 66% black. This color exudes calmness and stability, making it a popular choice in various design applications. Slate Gray gets its name from the sedimentary rock slate, which shares a similar grayish hue. This color is often associated with professionalism, reliability, and timelessness. Its understated elegance makes it a versatile option for backgrounds, text, and accent elements.

The hex color #2F4F57, also known as Slate Gray, presents moderate accessibility considerations. Its relatively low luminance value of 0.106 means that it falls short of recommended contrast ratios against both white and black backgrounds. According to WCAG guidelines, sufficient contrast is crucial for users with visual impairments to perceive content effectively. To ensure accessibility, avoid using #2F4F57 for text on white or light-colored backgrounds. Instead, pair it with significantly lighter shades like whites, creams, or very pale yellows for backgrounds or, alternatively, use very dark colors like black or very dark blues for backgrounds when #2F4F57 is used for text. Ensuring a contrast ratio of at least 4.5:1 for normal text and 3:1 for large text (14pt bold or 18pt regular) is recommended for optimal readability. Tools like contrast checkers can help verify compliance with these standards, fostering a more inclusive user experience.

Shades

Digital Color Formats

RGB
47 79 87
RGB47 79 87
Red
Green
Blue
HSL
192deg 29.85% 26.27%
19229.8526.27HSL
Hue
Saturation
Lightness
HWB
192deg 18.43% 65.88%
19218.4365.88HWB
Hue
Whiteness
Blackness
hex#2F4F57
rgb47 79 87
hsl192deg 29.85% 26.27%
cmyk45.98% 9.2% 0% 65.88%
hwb192deg 18.43% 65.88%
xyz-d650.06 0.07 0.1
oklch0.4062 0.0399 215.45
oklab0.4062 -0.03 -0.02
CMYK
45.98% 9.2% 0% 65.88%
45.989.2065.88CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.06 0.07 0.1
0.060.070.1XYZ
X
Y
Z
OKLCH
0.4062 0.0399 215.45
0.40620.0399215.45LCH
Lightness
Chroma
Hue
OKLAB
0.4062 -0.03 -0.02
0.4062-0.03-0.02LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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