The hexadecimal color code #181B13 represents a very dark shade in the yellow family. In the RGB color model, this color is composed of 24 red, 27 green, and 19 blue, which translates to approximately 9% red, 11% green, and 7% 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, #181B13 has a hue of 83 degrees, a saturation level of 17%, and a lightness value of 9%. The hue angle of 83° places this color firmly in the yellow spectrum. In the HSV/HSB color model, this translates to a hue of 83°, saturation of 30%, and brightness/value of 11%.
For print applications using the CMYK color model, #181B13 would be reproduced using 11% cyan, 0% magenta, 30% yellow, and 89% black. The closest web-safe color is #003300, which may be useful for ensuring compatibility across older displays and systems.
This color works well in various design contexts. As a darker shade, it works well for text, headers, and creating visual weight in compositions. The moderate to low saturation gives this color a sophisticated, muted quality that works well in professional and minimalist designs. When pairing #181B13 with other colors, consider its complementary color at hue 263° for maximum contrast, or use analogous colors within 30° of its hue for harmonious combinations. The decimal representation of this color is 1579795, which can be useful in certain programming contexts.
🔢 Color Conversion Codes for #181B13
Tailwind CSS
neutral-900
HEX
#181B13
RGB
rgb(24, 27, 19)
RGB %
9%, 11%, 7%
HSL
hsl(83, 17%, 9%)
HSV
hsv(83, 30%, 11%)
CMYK
11%, 0%, 30%, 89%
Decimal
1579795
Web Safe
#003300
🎨 Color Schemes for #181B13
Complementary
Analogous
Triadic
Split Complementary
Tetradic (Rectangle)
🔄 Alternatives to #181B13
🌗 Shades and Tints of #181B13
Shades (adding black)
Tints (adding white)
🎚️ Tones of #181B13
Tones (adding gray / desaturating)
🌈 Hue Variations of #181B13
Hue Variations (shifting the color spectrum)
👁️ Preview of #181B13 in Use
Text on #181B13
This demonstrates text readability on the color background. (Click to edit)
#181B13 as Text
This shows the color used as text on white. (Click to edit)
👓 Color Blindness Simulation for #181B13
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.
Deep Muted Chartreuse is a dark, muted, warm yellow color with a hue angle of 83°, saturation of 17%, and lightness of 9%. Its RGB value is (24, 27, 19) and its CMYK breakdown is C:11% M:0% Y:30% K:89%.
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 #181B13
What is the HEX code for Deep Muted Chartreuse? +
The HEX code for Deep Muted Chartreuse is #181B13. In CSS you can use it directly as color: #181B13; or as a background: background-color: #181B13;. 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 #181B13? +
The RGB value of #181B13 is rgb(24, 27, 19). This means the color contains 24 out of 255 parts red, 27 out of 255 parts green, and 19 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(24, 27, 19);
What is the HSL value of #181B13? +
The HSL value of #181B13 is hsl(83, 17%, 9%). The hue is 83°, placing it in the yellow family on the color wheel. The saturation is 17%, making it muted. The lightness is 9%, making it dark. HSL is the most useful format for programmatic color manipulation in CSS, as you can easily adjust lightness to create tints and shades.
Is #181B13 a warm or cool color? +
#181B13 is classified as a warm color based on its hue angle of 83°. 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 #181B13? +
The approximate CMYK value of #181B13 is C:11% M:0% Y:30% K:89%. 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.
