The hexadecimal color code #ACD129 represents a medium shade in the yellow family. In the RGB color model, this color is composed of 172 red, 209 green, and 41 blue, which translates to approximately 67% red, 82% 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, #ACD129 has a hue of 73 degrees, a saturation level of 67%, and a lightness value of 49%. The hue angle of 73° places this color firmly in the yellow spectrum. In the HSV/HSB color model, this translates to a hue of 73°, saturation of 80%, and brightness/value of 82%.
For print applications using the CMYK color model, #ACD129 would be reproduced using 18% cyan, 0% magenta, 80% yellow, and 18% black. The closest web-safe color is #99CC33, 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 high saturation makes this color vibrant and attention-grabbing, ideal for call-to-action buttons, highlights, and accent elements. When pairing #ACD129 with other colors, consider its complementary color at hue 253° for maximum contrast, or use analogous colors within 30° of its hue for harmonious combinations. The decimal representation of this color is 11325737, which can be useful in certain programming contexts.
🔢 Color Conversion Codes for #ACD129
Tailwind CSS
lime-400
HEX
#ACD129
RGB
rgb(172, 209, 41)
RGB %
67%, 82%, 16%
HSL
hsl(73, 67%, 49%)
HSV
hsv(73, 80%, 82%)
CMYK
18%, 0%, 80%, 18%
Decimal
11325737
Web Safe
#99CC33
🎨 Color Schemes for #ACD129
Complementary
Analogous
Triadic
Split Complementary
Tetradic (Rectangle)
🔄 Alternatives to #ACD129
🌗 Shades and Tints of #ACD129
Shades (adding black)
Tints (adding white)
🎚️ Tones of #ACD129
Tones (adding gray / desaturating)
🌈 Hue Variations of #ACD129
Hue Variations (shifting the color spectrum)
👁️ Preview of #ACD129 in Use
Text on #ACD129
This demonstrates text readability on the color background. (Click to edit)
#ACD129 as Text
This shows the color used as text on white. (Click to edit)
👓 Color Blindness Simulation for #ACD129
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.
Cool Yellow is a medium, vibrant, warm yellow color with a hue angle of 73°, saturation of 67%, and lightness of 49%. Its RGB value is (172, 209, 41) and its CMYK breakdown is C:18% M:0% Y:80% K:18%.
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 #ACD129
What is the HEX code for Cool Yellow? +
The HEX code for Cool Yellow is #ACD129. In CSS you can use it directly as color: #ACD129; or as a background: background-color: #ACD129;. 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 #ACD129? +
The RGB value of #ACD129 is rgb(172, 209, 41). This means the color contains 172 out of 255 parts red, 209 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(172, 209, 41);
What is the HSL value of #ACD129? +
The HSL value of #ACD129 is hsl(73, 67%, 49%). The hue is 73°, placing it in the yellow family on the color wheel. The saturation is 67%, making it vibrant. The lightness is 49%, 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 #ACD129 a warm or cool color? +
#ACD129 is classified as a warm color based on its hue angle of 73°. 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 #ACD129? +
The approximate CMYK value of #ACD129 is C:18% M:0% Y:80% K:18%. 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.
