The hexadecimal color code #18584E represents a dark shade in the cyan family. In the RGB color model, this color is composed of 24 red, 88 green, and 78 blue, which translates to approximately 9% red, 35% green, and 31% 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, #18584E has a hue of 171 degrees, a saturation level of 57%, and a lightness value of 22%. The hue angle of 171° places this color firmly in the cyan spectrum. In the HSV/HSB color model, this translates to a hue of 171°, saturation of 73%, and brightness/value of 35%.
For print applications using the CMYK color model, #18584E would be reproduced using 73% cyan, 0% magenta, 11% yellow, and 65% black. The closest web-safe color is #006666, 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 #18584E with other colors, consider its complementary color at hue 351° for maximum contrast, or use analogous colors within 30° of its hue for harmonious combinations. The decimal representation of this color is 1595470, which can be useful in certain programming contexts.
🔢 Color Conversion Codes for #18584E
Tailwind CSS
teal-900
HEX
#18584E
RGB
rgb(24, 88, 78)
RGB %
9%, 35%, 31%
HSL
hsl(171, 57%, 22%)
HSV
hsv(171, 73%, 35%)
CMYK
73%, 0%, 11%, 65%
Decimal
1595470
Web Safe
#006666
🎨 Color Schemes for #18584E
Complementary
Analogous
Triadic
Split Complementary
Tetradic (Rectangle)
🔄 Alternatives to #18584E
🌗 Shades and Tints of #18584E
Shades (adding black)
Tints (adding white)
🎚️ Tones of #18584E
Tones (adding gray / desaturating)
🌈 Hue Variations of #18584E
Hue Variations (shifting the color spectrum)
👁️ Preview of #18584E in Use
Text on #18584E
This demonstrates text readability on the color background. (Click to edit)
#18584E as Text
This shows the color used as text on white. (Click to edit)
👓 Color Blindness Simulation for #18584E
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 Cool Cyan is a dark, moderately saturated, cool cyan color with a hue angle of 171°, saturation of 57%, and lightness of 22%. Its RGB value is (24, 88, 78) and its CMYK breakdown is C:73% M:0% Y:11% K:65%.
This is a Winter (Deep) color palette archetype. Calm, Clarity, Communication, Tech. Cyan/Teal promotes clear thinking and emotional balance.
Frequently Asked Questions About #18584E
What is the HEX code for Deep Cool Cyan? +
The HEX code for Deep Cool Cyan is #18584E. In CSS you can use it directly as color: #18584E; or as a background: background-color: #18584E;. 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 #18584E? +
The RGB value of #18584E is rgb(24, 88, 78). This means the color contains 24 out of 255 parts red, 88 out of 255 parts green, and 78 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, 88, 78);
What is the HSL value of #18584E? +
The HSL value of #18584E is hsl(171, 57%, 22%). The hue is 171°, placing it in the cyan family on the color wheel. The saturation is 57%, making it moderately saturated. The lightness is 22%, 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 #18584E a warm or cool color? +
#18584E is classified as a cool color based on its hue angle of 171°. Cool colors — blues, greens, and purples — evoke calm, trust, and professionalism. They tend to recede visually and create a feeling of space. In design, cool colors are often used for technology, healthcare, and finance brands, as well as anywhere a sense of calm or reliability is needed.
What is the CMYK value of #18584E? +
The approximate CMYK value of #18584E is C:73% M:0% Y:11% K:65%. 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.
