The hexadecimal color code #3B81BA represents a medium shade in the cyan family. In the RGB color model, this color is composed of 59 red, 129 green, and 186 blue, which translates to approximately 23% red, 51% green, and 73% 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, #3B81BA has a hue of 207 degrees, a saturation level of 52%, and a lightness value of 48%. The hue angle of 207° places this color firmly in the cyan spectrum. In the HSV/HSB color model, this translates to a hue of 207°, saturation of 68%, and brightness/value of 73%.
For print applications using the CMYK color model, #3B81BA would be reproduced using 68% cyan, 31% magenta, 0% yellow, and 27% 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 moderate to low saturation gives this color a sophisticated, muted quality that works well in professional and minimalist designs. When pairing #3B81BA with other colors, consider its complementary color at hue 27° for maximum contrast, or use analogous colors within 30° of its hue for harmonious combinations. The decimal representation of this color is 3899834, which can be useful in certain programming contexts.
🔢 Color Conversion Codes for #3B81BA
Tailwind CSS
cyan-600
HEX
#3B81BA
RGB
rgb(59, 129, 186)
RGB %
23%, 51%, 73%
HSL
hsl(207, 52%, 48%)
HSV
hsv(207, 68%, 73%)
CMYK
68%, 31%, 0%, 27%
Decimal
3899834
Web Safe
#3399CC
🎨 Color Schemes for #3B81BA
Complementary
Analogous
Triadic
Split Complementary
Tetradic (Rectangle)
🔄 Alternatives to #3B81BA
🌗 Shades and Tints of #3B81BA
Shades (adding black)
Tints (adding white)
🎚️ Tones of #3B81BA
Tones (adding gray / desaturating)
🌈 Hue Variations of #3B81BA
Hue Variations (shifting the color spectrum)
👁️ Preview of #3B81BA in Use
Text on #3B81BA
This demonstrates text readability on the color background. (Click to edit)
#3B81BA as Text
This shows the color used as text on white. (Click to edit)
👓 Color Blindness Simulation for #3B81BA
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, moderately saturated, cool cyan color with a hue angle of 207°, saturation of 52%, and lightness of 48%. Its RGB value is (59, 129, 186) and its CMYK breakdown is C:68% M:31% Y:0% K:27%.
This is a Summer (Cool) color palette archetype. Calm, Clarity, Communication, Tech. Cyan/Teal promotes clear thinking and emotional balance.
Frequently Asked Questions About #3B81BA
What is the HEX code for Cool Azure? +
The HEX code for Cool Azure is #3B81BA. In CSS you can use it directly as color: #3B81BA; or as a background: background-color: #3B81BA;. 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 #3B81BA? +
The RGB value of #3B81BA is rgb(59, 129, 186). This means the color contains 59 out of 255 parts red, 129 out of 255 parts green, and 186 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(59, 129, 186);
What is the HSL value of #3B81BA? +
The HSL value of #3B81BA is hsl(207, 52%, 48%). The hue is 207°, placing it in the cyan family on the color wheel. The saturation is 52%, making it moderately saturated. The lightness is 48%, 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 #3B81BA a warm or cool color? +
#3B81BA is classified as a cool color based on its hue angle of 207°. 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 #3B81BA? +
The approximate CMYK value of #3B81BA is C:68% M:31% Y:0% K:27%. 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.
