The hexadecimal color code #181A09 represents a very dark shade in the yellow family. In the RGB color model, this color is composed of 24 red, 26 green, and 9 blue, which translates to approximately 9% red, 10% green, and 4% blue. This makes it a slightly desaturated color with cool undertones that can evoke different emotional responses depending on its application.
When analyzed in the HSL (Hue, Saturation, Lightness) color space, #181A09 has a hue of 67 degrees, a saturation level of 49%, and a lightness value of 7%. The hue angle of 67° places this color firmly in the yellow spectrum. In the HSV/HSB color model, this translates to a hue of 67°, saturation of 65%, and brightness/value of 10%.
For print applications using the CMYK color model, #181A09 would be reproduced using 8% cyan, 0% magenta, 65% yellow, and 90% 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 #181A09 with other colors, consider its complementary color at hue 247° for maximum contrast, or use analogous colors within 30° of its hue for harmonious combinations. The decimal representation of this color is 1579529, which can be useful in certain programming contexts.
🔢 Color Conversion Codes for #181A09
Tailwind CSS
neutral-900
HEX
#181A09
RGB
rgb(24, 26, 9)
RGB %
9%, 10%, 4%
HSL
hsl(67, 49%, 7%)
HSV
hsv(67, 65%, 10%)
CMYK
8%, 0%, 65%, 90%
Decimal
1579529
Web Safe
#003300
🎨 Color Schemes for #181A09
Complementary
Analogous
Triadic
Split Complementary
Tetradic (Rectangle)
🔄 Alternatives to #181A09
🌗 Shades and Tints of #181A09
Shades (adding black)
Tints (adding white)
🎚️ Tones of #181A09
Tones (adding gray / desaturating)
🌈 Hue Variations of #181A09
Hue Variations (shifting the color spectrum)
👁️ Preview of #181A09 in Use
Text on #181A09
This demonstrates text readability on the color background. (Click to edit)
#181A09 as Text
This shows the color used as text on white. (Click to edit)
👓 Color Blindness Simulation for #181A09
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 Yellow is a dark, moderately saturated, warm yellow color with a hue angle of 67°, saturation of 49%, and lightness of 7%. Its RGB value is (24, 26, 9) and its CMYK breakdown is C:8% M:0% Y:65% K:90%.
This is a Winter (Deep) color palette archetype. Happiness, Positivity, Optimism, Caution. Yellow is the most luminous of all the colors of the spectrum.
Frequently Asked Questions About #181A09
What is the HEX code for Deep Yellow? +
The HEX code for Deep Yellow is #181A09. In CSS you can use it directly as color: #181A09; or as a background: background-color: #181A09;. 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 #181A09? +
The RGB value of #181A09 is rgb(24, 26, 9). This means the color contains 24 out of 255 parts red, 26 out of 255 parts green, and 9 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, 26, 9);
What is the HSL value of #181A09? +
The HSL value of #181A09 is hsl(67, 49%, 7%). The hue is 67°, placing it in the yellow family on the color wheel. The saturation is 49%, making it moderately saturated. The lightness is 7%, 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 #181A09 a warm or cool color? +
#181A09 is classified as a warm color based on its hue angle of 67°. 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 #181A09? +
The approximate CMYK value of #181A09 is C:8% M:0% Y:65% K:90%. 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.
