The hexadecimal color code #237B8B represents a dark shade in the cyan family. In the RGB color model, this color is composed of 35 red, 123 green, and 139 blue, which translates to approximately 14% red, 48% green, and 55% 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, #237B8B has a hue of 189 degrees, a saturation level of 60%, and a lightness value of 34%. The hue angle of 189° places this color firmly in the cyan spectrum. In the HSV/HSB color model, this translates to a hue of 189°, saturation of 75%, and brightness/value of 55%.
For print applications using the CMYK color model, #237B8B would be reproduced using 75% cyan, 12% magenta, 0% yellow, and 45% black. The closest web-safe color is #336699, 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 #237B8B with other colors, consider its complementary color at hue 9° for maximum contrast, or use analogous colors within 30° of its hue for harmonious combinations. The decimal representation of this color is 2325387, which can be useful in certain programming contexts.
🔢 Color Conversion Codes for #237B8B
Tailwind CSS
cyan-700
HEX
#237B8B
RGB
rgb(35, 123, 139)
RGB %
14%, 48%, 55%
HSL
hsl(189, 60%, 34%)
HSV
hsv(189, 75%, 55%)
CMYK
75%, 12%, 0%, 45%
Decimal
2325387
Web Safe
#336699
🎨 Color Schemes for #237B8B
Complementary
Analogous
Triadic
Split Complementary
Tetradic (Rectangle)
🔄 Alternatives to #237B8B
🌗 Shades and Tints of #237B8B
Shades (adding black)
Tints (adding white)
🎚️ Tones of #237B8B
Tones (adding gray / desaturating)
🌈 Hue Variations of #237B8B
Hue Variations (shifting the color spectrum)
👁️ Preview of #237B8B in Use
Text on #237B8B
This demonstrates text readability on the color background. (Click to edit)
#237B8B as Text
This shows the color used as text on white. (Click to edit)
👓 Color Blindness Simulation for #237B8B
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.
Dark Cool Cyan is a medium, moderately saturated, cool cyan color with a hue angle of 189°, saturation of 60%, and lightness of 34%. Its RGB value is (35, 123, 139) and its CMYK breakdown is C:75% M:12% Y:0% K:45%.
This is a Summer (Cool) color palette archetype. Calm, Clarity, Communication, Tech. Cyan/Teal promotes clear thinking and emotional balance.
Frequently Asked Questions About #237B8B
What is the HEX code for Dark Cool Cyan? +
The HEX code for Dark Cool Cyan is #237B8B. In CSS you can use it directly as color: #237B8B; or as a background: background-color: #237B8B;. 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 #237B8B? +
The RGB value of #237B8B is rgb(35, 123, 139). This means the color contains 35 out of 255 parts red, 123 out of 255 parts green, and 139 out of 255 parts blue. Red is the moderate channel in this color mix. You can use the full RGB function in any CSS property: color: rgb(35, 123, 139);
What is the HSL value of #237B8B? +
The HSL value of #237B8B is hsl(189, 60%, 34%). The hue is 189°, placing it in the cyan family on the color wheel. The saturation is 60%, making it moderately saturated. The lightness is 34%, 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 #237B8B a warm or cool color? +
#237B8B is classified as a cool color based on its hue angle of 189°. 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 #237B8B? +
The approximate CMYK value of #237B8B is C:75% M:12% Y:0% K:45%. 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.
