The hexadecimal color code #99C63F represents a medium shade in the yellow family. In the RGB color model, this color is composed of 153 red, 198 green, and 63 blue, which translates to approximately 60% red, 78% green, and 25% 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, #99C63F has a hue of 80 degrees, a saturation level of 54%, and a lightness value of 51%. The hue angle of 80° places this color firmly in the yellow spectrum. In the HSV/HSB color model, this translates to a hue of 80°, saturation of 68%, and brightness/value of 78%.
For print applications using the CMYK color model, #99C63F would be reproduced using 23% cyan, 0% magenta, 68% yellow, and 22% 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 moderate to low saturation gives this color a sophisticated, muted quality that works well in professional and minimalist designs. When pairing #99C63F with other colors, consider its complementary color at hue 260° for maximum contrast, or use analogous colors within 30° of its hue for harmonious combinations. The decimal representation of this color is 10077759, which can be useful in certain programming contexts.
🔢 Color Conversion Codes for #99C63F
Tailwind CSS
lime-400
HEX
#99C63F
RGB
rgb(153, 198, 63)
RGB %
60%, 78%, 25%
HSL
hsl(80, 54%, 51%)
HSV
hsv(80, 68%, 78%)
CMYK
23%, 0%, 68%, 22%
Decimal
10077759
Web Safe
#99CC33
🎨 Color Schemes for #99C63F
Complementary
Analogous
Triadic
Split Complementary
Tetradic (Rectangle)
🔄 Alternatives to #99C63F
🌗 Shades and Tints of #99C63F
Shades (adding black)
Tints (adding white)
🎚️ Tones of #99C63F
Tones (adding gray / desaturating)
🌈 Hue Variations of #99C63F
Hue Variations (shifting the color spectrum)
👁️ Preview of #99C63F in Use
Text on #99C63F
This demonstrates text readability on the color background. (Click to edit)
#99C63F as Text
This shows the color used as text on white. (Click to edit)
👓 Color Blindness Simulation for #99C63F
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 Chartreuse is a medium, moderately saturated, warm yellow color with a hue angle of 80°, saturation of 54%, and lightness of 51%. Its RGB value is (153, 198, 63) and its CMYK breakdown is C:23% M:0% Y:68% K:22%.
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 #99C63F
What is the HEX code for Cool Chartreuse? +
The HEX code for Cool Chartreuse is #99C63F. In CSS you can use it directly as color: #99C63F; or as a background: background-color: #99C63F;. 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 #99C63F? +
The RGB value of #99C63F is rgb(153, 198, 63). This means the color contains 153 out of 255 parts red, 198 out of 255 parts green, and 63 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(153, 198, 63);
What is the HSL value of #99C63F? +
The HSL value of #99C63F is hsl(80, 54%, 51%). The hue is 80°, placing it in the yellow family on the color wheel. The saturation is 54%, making it moderately saturated. The lightness is 51%, 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 #99C63F a warm or cool color? +
#99C63F is classified as a warm color based on its hue angle of 80°. 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 #99C63F? +
The approximate CMYK value of #99C63F is C:23% M:0% Y:68% K:22%. 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.
