The hexadecimal color code #378FD2 represents a medium shade in the cyan family. In the RGB color model, this color is composed of 55 red, 143 green, and 210 blue, which translates to approximately 22% red, 56% green, and 82% 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, #378FD2 has a hue of 206 degrees, a saturation level of 63%, and a lightness value of 52%. The hue angle of 206° places this color firmly in the cyan spectrum. In the HSV/HSB color model, this translates to a hue of 206°, saturation of 74%, and brightness/value of 82%.
For print applications using the CMYK color model, #378FD2 would be reproduced using 74% cyan, 32% magenta, 0% yellow, and 18% black. The closest web-safe color is #3399CC, 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 high saturation makes this color vibrant and attention-grabbing, ideal for call-to-action buttons, highlights, and accent elements. When pairing #378FD2 with other colors, consider its complementary color at hue 26° for maximum contrast, or use analogous colors within 30° of its hue for harmonious combinations. The decimal representation of this color is 3641298, which can be useful in certain programming contexts.
🔢 Color Conversion Codes for #378FD2
Tailwind CSS
blue-500
HEX
#378FD2
RGB
rgb(55, 143, 210)
RGB %
22%, 56%, 82%
HSL
hsl(206, 63%, 52%)
HSV
hsv(206, 74%, 82%)
CMYK
74%, 32%, 0%, 18%
Decimal
3641298
Web Safe
#3399CC
🎨 Color Schemes for #378FD2
Complementary
Analogous
Triadic
Split Complementary
Tetradic (Rectangle)
🔄 Alternatives to #378FD2
🌗 Shades and Tints of #378FD2
Shades (adding black)
Tints (adding white)
🎚️ Tones of #378FD2
Tones (adding gray / desaturating)
🌈 Hue Variations of #378FD2
Hue Variations (shifting the color spectrum)
👁️ Preview of #378FD2 in Use
Text on #378FD2
This demonstrates text readability on the color background. (Click to edit)
#378FD2 as Text
This shows the color used as text on white. (Click to edit)
👓 Color Blindness Simulation for #378FD2
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.
Cool Azure is a medium, vibrant, cool cyan color with a hue angle of 206°, saturation of 63%, and lightness of 52%. Its RGB value is (55, 143, 210) and its CMYK breakdown is C:74% M:32% Y:0% K:18%.
This is a Summer (Cool) color palette archetype. Calm, Clarity, Communication, Tech. Cyan/Teal promotes clear thinking and emotional balance.
Frequently Asked Questions About #378FD2
What is the HEX code for Cool Azure? +
The HEX code for Cool Azure is #378FD2. In CSS you can use it directly as color: #378FD2; or as a background: background-color: #378FD2;. 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 #378FD2? +
The RGB value of #378FD2 is rgb(55, 143, 210). This means the color contains 55 out of 255 parts red, 143 out of 255 parts green, and 210 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(55, 143, 210);
What is the HSL value of #378FD2? +
The HSL value of #378FD2 is hsl(206, 63%, 52%). The hue is 206°, placing it in the cyan family on the color wheel. The saturation is 63%, making it vibrant. The lightness is 52%, 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 #378FD2 a warm or cool color? +
#378FD2 is classified as a cool color based on its hue angle of 206°. 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 #378FD2? +
The approximate CMYK value of #378FD2 is C:74% M:32% Y:0% K:18%. 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.
