The hexadecimal color code #378A63 represents a dark shade in the cyan family. In the RGB color model, this color is composed of 55 red, 138 green, and 99 blue, which translates to approximately 22% red, 54% green, and 39% 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, #378A63 has a hue of 152 degrees, a saturation level of 43%, and a lightness value of 38%. The hue angle of 152° places this color firmly in the cyan spectrum. In the HSV/HSB color model, this translates to a hue of 152°, saturation of 60%, and brightness/value of 54%.
For print applications using the CMYK color model, #378A63 would be reproduced using 60% cyan, 0% magenta, 28% yellow, and 46% black. The closest web-safe color is #339966, 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 #378A63 with other colors, consider its complementary color at hue 332° for maximum contrast, or use analogous colors within 30° of its hue for harmonious combinations. The decimal representation of this color is 3639907, which can be useful in certain programming contexts.
🔢 Color Conversion Codes for #378A63
Tailwind CSS
teal-700
HEX
#378A63
RGB
rgb(55, 138, 99)
RGB %
22%, 54%, 39%
HSL
hsl(152, 43%, 38%)
HSV
hsv(152, 60%, 54%)
CMYK
60%, 0%, 28%, 46%
Decimal
3639907
Web Safe
#339966
🎨 Color Schemes for #378A63
Complementary
Analogous
Triadic
Split Complementary
Tetradic (Rectangle)
🔄 Alternatives to #378A63
🌗 Shades and Tints of #378A63
Shades (adding black)
Tints (adding white)
🎚️ Tones of #378A63
Tones (adding gray / desaturating)
🌈 Hue Variations of #378A63
Hue Variations (shifting the color spectrum)
👁️ Preview of #378A63 in Use
Text on #378A63
This demonstrates text readability on the color background. (Click to edit)
#378A63 as Text
This shows the color used as text on white. (Click to edit)
👓 Color Blindness Simulation for #378A63
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 Teal is a medium, moderately saturated, cool cyan color with a hue angle of 152°, saturation of 43%, and lightness of 38%. Its RGB value is (55, 138, 99) and its CMYK breakdown is C:60% M:0% Y:28% K:46%.
This is a Spring (Vital) color palette archetype. Calm, Clarity, Communication, Tech. Cyan/Teal promotes clear thinking and emotional balance.
Frequently Asked Questions About #378A63
What is the HEX code for Dark Teal? +
The HEX code for Dark Teal is #378A63. In CSS you can use it directly as color: #378A63; or as a background: background-color: #378A63;. 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 #378A63? +
The RGB value of #378A63 is rgb(55, 138, 99). This means the color contains 55 out of 255 parts red, 138 out of 255 parts green, and 99 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(55, 138, 99);
What is the HSL value of #378A63? +
The HSL value of #378A63 is hsl(152, 43%, 38%). The hue is 152°, placing it in the cyan family on the color wheel. The saturation is 43%, making it moderately saturated. The lightness is 38%, 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 #378A63 a warm or cool color? +
#378A63 is classified as a cool color based on its hue angle of 152°. 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 #378A63? +
The approximate CMYK value of #378A63 is C:60% M:0% Y:28% K:46%. 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.
