The hexadecimal color code #378B53 represents a dark shade in the green family. In the RGB color model, this color is composed of 55 red, 139 green, and 83 blue, which translates to approximately 22% red, 55% green, and 33% 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, #378B53 has a hue of 140 degrees, a saturation level of 43%, and a lightness value of 38%. The hue angle of 140° places this color firmly in the green spectrum. In the HSV/HSB color model, this translates to a hue of 140°, saturation of 60%, and brightness/value of 55%.
For print applications using the CMYK color model, #378B53 would be reproduced using 60% cyan, 0% magenta, 40% yellow, and 45% 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 #378B53 with other colors, consider its complementary color at hue 320° for maximum contrast, or use analogous colors within 30° of its hue for harmonious combinations. The decimal representation of this color is 3640147, which can be useful in certain programming contexts.
🔢 Color Conversion Codes for #378B53
Tailwind CSS
green-600
HEX
#378B53
RGB
rgb(55, 139, 83)
RGB %
22%, 55%, 33%
HSL
hsl(140, 43%, 38%)
HSV
hsv(140, 60%, 55%)
CMYK
60%, 0%, 40%, 45%
Decimal
3640147
Web Safe
#339966
🎨 Color Schemes for #378B53
Complementary
Analogous
Triadic
Split Complementary
Tetradic (Rectangle)
🔄 Alternatives to #378B53
🌗 Shades and Tints of #378B53
Shades (adding black)
Tints (adding white)
🎚️ Tones of #378B53
Tones (adding gray / desaturating)
🌈 Hue Variations of #378B53
Hue Variations (shifting the color spectrum)
👁️ Preview of #378B53 in Use
Text on #378B53
This demonstrates text readability on the color background. (Click to edit)
#378B53 as Text
This shows the color used as text on white. (Click to edit)
👓 Color Blindness Simulation for #378B53
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 Emerald is a medium, moderately saturated, cool green color with a hue angle of 140°, saturation of 43%, and lightness of 38%. Its RGB value is (55, 139, 83) and its CMYK breakdown is C:60% M:0% Y:40% K:45%.
This is a Spring (Vital) color palette archetype. Nature, Growth, Harmony, Health. Green suggests stability and endurance, bridging the warm and cool colors.
Frequently Asked Questions About #378B53
What is the HEX code for Dark Emerald? +
The HEX code for Dark Emerald is #378B53. In CSS you can use it directly as color: #378B53; or as a background: background-color: #378B53;. 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 #378B53? +
The RGB value of #378B53 is rgb(55, 139, 83). This means the color contains 55 out of 255 parts red, 139 out of 255 parts green, and 83 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, 139, 83);
What is the HSL value of #378B53? +
The HSL value of #378B53 is hsl(140, 43%, 38%). The hue is 140°, placing it in the green 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 #378B53 a warm or cool color? +
#378B53 is classified as a cool color based on its hue angle of 140°. 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 #378B53? +
The approximate CMYK value of #378B53 is C:60% M:0% Y:40% 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.
