The hexadecimal color code #668A29 represents a dark shade in the yellow family. In the RGB color model, this color is composed of 102 red, 138 green, and 41 blue, which translates to approximately 40% red, 54% green, and 16% blue. This makes it a moderately saturated color with cool undertones that can evoke different emotional responses depending on its application.
When analyzed in the HSL (Hue, Saturation, Lightness) color space, #668A29 has a hue of 82 degrees, a saturation level of 54%, and a lightness value of 35%. The hue angle of 82° places this color firmly in the yellow spectrum. In the HSV/HSB color model, this translates to a hue of 82°, saturation of 70%, and brightness/value of 54%.
For print applications using the CMYK color model, #668A29 would be reproduced using 26% cyan, 0% magenta, 70% yellow, and 46% black. The closest web-safe color is #669933, 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 #668A29 with other colors, consider its complementary color at hue 262° for maximum contrast, or use analogous colors within 30° of its hue for harmonious combinations. The decimal representation of this color is 6720041, which can be useful in certain programming contexts.
🔢 Color Conversion Codes for #668A29
Tailwind CSS
lime-600
HEX
#668A29
RGB
rgb(102, 138, 41)
RGB %
40%, 54%, 16%
HSL
hsl(82, 54%, 35%)
HSV
hsv(82, 70%, 54%)
CMYK
26%, 0%, 70%, 46%
Decimal
6720041
Web Safe
#669933
🎨 Color Schemes for #668A29
Complementary
Analogous
Triadic
Split Complementary
Tetradic (Rectangle)
🔄 Alternatives to #668A29
🌗 Shades and Tints of #668A29
Shades (adding black)
Tints (adding white)
🎚️ Tones of #668A29
Tones (adding gray / desaturating)
🌈 Hue Variations of #668A29
Hue Variations (shifting the color spectrum)
👁️ Preview of #668A29 in Use
Text on #668A29
This demonstrates text readability on the color background. (Click to edit)
#668A29 as Text
This shows the color used as text on white. (Click to edit)
👓 Color Blindness Simulation for #668A29
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 Cool Chartreuse is a medium, moderately saturated, warm yellow color with a hue angle of 82°, saturation of 54%, and lightness of 35%. Its RGB value is (102, 138, 41) and its CMYK breakdown is C:26% M:0% Y:70% K:46%.
This is a Spring (Vital) color palette archetype. Happiness, Positivity, Optimism, Caution. Yellow is the most luminous of all the colors of the spectrum.
Frequently Asked Questions About #668A29
What is the HEX code for Dark Cool Chartreuse? +
The HEX code for Dark Cool Chartreuse is #668A29. In CSS you can use it directly as color: #668A29; or as a background: background-color: #668A29;. 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 #668A29? +
The RGB value of #668A29 is rgb(102, 138, 41). This means the color contains 102 out of 255 parts red, 138 out of 255 parts green, and 41 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, 138, 41);
What is the HSL value of #668A29? +
The HSL value of #668A29 is hsl(82, 54%, 35%). The hue is 82°, placing it in the yellow family on the color wheel. The saturation is 54%, making it moderately saturated. The lightness is 35%, 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 #668A29 a warm or cool color? +
#668A29 is classified as a warm color based on its hue angle of 82°. 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 #668A29? +
The approximate CMYK value of #668A29 is C:26% M:0% Y:70% K:46%. 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.
