The hexadecimal color code #258D88 represents a dark shade in the cyan family. In the RGB color model, this color is composed of 37 red, 141 green, and 136 blue, which translates to approximately 15% red, 55% green, and 53% 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, #258D88 has a hue of 177 degrees, a saturation level of 58%, and a lightness value of 35%. The hue angle of 177° places this color firmly in the cyan spectrum. In the HSV/HSB color model, this translates to a hue of 177°, saturation of 74%, and brightness/value of 55%.
For print applications using the CMYK color model, #258D88 would be reproduced using 74% cyan, 0% magenta, 4% yellow, and 45% black. The closest web-safe color is #339999, 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 #258D88 with other colors, consider its complementary color at hue 357° for maximum contrast, or use analogous colors within 30° of its hue for harmonious combinations. The decimal representation of this color is 2461064, which can be useful in certain programming contexts.
🔢 Color Conversion Codes for #258D88
Tailwind CSS
teal-600
HEX
#258D88
RGB
rgb(37, 141, 136)
RGB %
15%, 55%, 53%
HSL
hsl(177, 58%, 35%)
HSV
hsv(177, 74%, 55%)
CMYK
74%, 0%, 4%, 45%
Decimal
2461064
Web Safe
#339999
🎨 Color Schemes for #258D88
Complementary
Analogous
Triadic
Split Complementary
Tetradic (Rectangle)
🔄 Alternatives to #258D88
🌗 Shades and Tints of #258D88
Shades (adding black)
Tints (adding white)
🎚️ Tones of #258D88
Tones (adding gray / desaturating)
🌈 Hue Variations of #258D88
Hue Variations (shifting the color spectrum)
👁️ Preview of #258D88 in Use
Text on #258D88
This demonstrates text readability on the color background. (Click to edit)
#258D88 as Text
This shows the color used as text on white. (Click to edit)
👓 Color Blindness Simulation for #258D88
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 177°, saturation of 58%, and lightness of 35%. Its RGB value is (37, 141, 136) and its CMYK breakdown is C:74% M:0% Y:4% K:45%.
This is a Spring (Vital) color palette archetype. Calm, Clarity, Communication, Tech. Cyan/Teal promotes clear thinking and emotional balance.
Frequently Asked Questions About #258D88
What is the HEX code for Dark Cool Cyan? +
The HEX code for Dark Cool Cyan is #258D88. In CSS you can use it directly as color: #258D88; or as a background: background-color: #258D88;. 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 #258D88? +
The RGB value of #258D88 is rgb(37, 141, 136). This means the color contains 37 out of 255 parts red, 141 out of 255 parts green, and 136 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(37, 141, 136);
What is the HSL value of #258D88? +
The HSL value of #258D88 is hsl(177, 58%, 35%). The hue is 177°, placing it in the cyan family on the color wheel. The saturation is 58%, making it moderately saturated. The lightness is 35%, 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 #258D88 a warm or cool color? +
#258D88 is classified as a cool color based on its hue angle of 177°. 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 #258D88? +
The approximate CMYK value of #258D88 is C:74% M:0% Y:4% 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.
