The hexadecimal color code #66685E represents a dark shade in the gray family. In the RGB color model, this color is composed of 102 red, 104 green, and 94 blue, which translates to approximately 40% red, 41% green, and 37% blue. This makes it a nearly neutral color with cool undertones that can evoke different emotional responses depending on its application.
When analyzed in the HSL (Hue, Saturation, Lightness) color space, #66685E has a hue of 72 degrees, a saturation level of 5%, and a lightness value of 39%. The hue angle of 72° places this color firmly in the gray spectrum. In the HSV/HSB color model, this translates to a hue of 72°, saturation of 10%, and brightness/value of 41%.
For print applications using the CMYK color model, #66685E would be reproduced using 2% cyan, 0% magenta, 10% yellow, and 59% black. The closest web-safe color is #666666, which may be useful for ensuring compatibility across older displays and systems.
This color works well in various design contexts. With its medium lightness, it's versatile enough for both foreground elements and subtle backgrounds. The moderate to low saturation gives this color a sophisticated, muted quality that works well in professional and minimalist designs. When pairing #66685E with other colors, consider its complementary color at hue 252° for maximum contrast, or use analogous colors within 30° of its hue for harmonious combinations. The decimal representation of this color is 6711390, which can be useful in certain programming contexts.
🔢 Color Conversion Codes for #66685E
Tailwind CSS
stone-500
HEX
#66685E
RGB
rgb(102, 104, 94)
RGB %
40%, 41%, 37%
HSL
hsl(72, 5%, 39%)
HSV
hsv(72, 10%, 41%)
CMYK
2%, 0%, 10%, 59%
Decimal
6711390
Web Safe
#666666
🎨 Color Schemes for #66685E
Complementary
Analogous
Triadic
Split Complementary
Tetradic (Rectangle)
🔄 Alternatives to #66685E
🌗 Shades and Tints of #66685E
Shades (adding black)
Tints (adding white)
🎚️ Tones of #66685E
Tones (adding gray / desaturating)
🌈 Hue Variations of #66685E
Hue Variations (shifting the color spectrum)
👁️ Preview of #66685E in Use
Text on #66685E
This demonstrates text readability on the color background. (Click to edit)
#66685E as Text
This shows the color used as text on white. (Click to edit)
👓 Color Blindness Simulation for #66685E
Check how a color is perceived by people with different types of color blindness to create more accessible designs. Understanding color perception helps ensure your content is accessible to everyone.
Dark Gray is a medium, muted, warm gray color with a hue angle of 72°, saturation of 5%, and lightness of 39%. Its RGB value is (102, 104, 94) and its CMYK breakdown is C:2% M:0% Y:10% K:59%.
This is a Winter (Muted) color palette archetype. Happiness, Positivity, Optimism, Caution. Yellow is the most luminous of all the colors of the spectrum.
Frequently Asked Questions About #66685E
What is the HEX code for Dark Gray? +
The HEX code for Dark Gray is #66685E. In CSS you can use it directly as color: #66685E; or as a background: background-color: #66685E;. The three-character shorthand is not available for this color since it cannot be reduced without changing the value. Use the full six-character hex for accurate reproduction in any web or design project.
What is the RGB value of #66685E? +
The RGB value of #66685E is rgb(102, 104, 94). This means the color contains 102 out of 255 parts red, 104 out of 255 parts green, and 94 out of 255 parts blue. Red is the weakest (with blue dominant) channel in this color mix. You can use the full RGB function in any CSS property: color: rgb(102, 104, 94);
What is the HSL value of #66685E? +
The HSL value of #66685E is hsl(72, 5%, 39%). The hue is 72°, placing it in the gray family on the color wheel. The saturation is 5%, making it muted. The lightness is 39%, making it medium. HSL is the most useful format for programmatic color manipulation in CSS, as you can easily adjust lightness to create tints and shades.
Is #66685E a warm or cool color? +
#66685E is classified as a warm color based on its hue angle of 72°. Warm colors — reds, oranges, and yellows — evoke energy, enthusiasm, and urgency. They tend to advance visually and draw the eye. In design, warm colors are often used for calls-to-action, food and hospitality brands, and anywhere a feeling of warmth or excitement is desired.
What is the CMYK value of #66685E? +
The approximate CMYK value of #66685E is C:2% M:0% Y:10% K:59%. CMYK (Cyan, Magenta, Yellow, Key/Black) is the color model used in physical printing. Unlike RGB which mixes light additively on screens, CMYK mixes inks subtractively on paper. Note that the RGB-to-CMYK conversion is an approximation — screen colors and print colors exist in different color gamuts, and some screen colors cannot be exactly reproduced in print. For precise print work, consult a professional print color profile or Pantone matching system.
