The hexadecimal color code #337CDB represents a medium shade in the blue family. In the RGB color model, this color is composed of 51 red, 124 green, and 219 blue, which translates to approximately 20% red, 49% green, and 86% 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, #337CDB has a hue of 214 degrees, a saturation level of 70%, and a lightness value of 53%. The hue angle of 214° places this color firmly in the blue spectrum. In the HSV/HSB color model, this translates to a hue of 214°, saturation of 77%, and brightness/value of 86%.
For print applications using the CMYK color model, #337CDB would be reproduced using 77% cyan, 43% magenta, 0% yellow, and 14% black. The closest web-safe color is #3366CC, 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 #337CDB with other colors, consider its complementary color at hue 34° for maximum contrast, or use analogous colors within 30° of its hue for harmonious combinations. The decimal representation of this color is 3374299, which can be useful in certain programming contexts.
🔢 Color Conversion Codes for #337CDB
Tailwind CSS
blue-500
HEX
#337CDB
RGB
rgb(51, 124, 219)
RGB %
20%, 49%, 86%
HSL
hsl(214, 70%, 53%)
HSV
hsv(214, 77%, 86%)
CMYK
77%, 43%, 0%, 14%
Decimal
3374299
Web Safe
#3366CC
🎨 Color Schemes for #337CDB
Complementary
Analogous
Triadic
Split Complementary
Tetradic (Rectangle)
🔄 Alternatives to #337CDB
🌗 Shades and Tints of #337CDB
Shades (adding black)
Tints (adding white)
🎚️ Tones of #337CDB
Tones (adding gray / desaturating)
🌈 Hue Variations of #337CDB
Hue Variations (shifting the color spectrum)
👁️ Preview of #337CDB in Use
Text on #337CDB
This demonstrates text readability on the color background. (Click to edit)
#337CDB as Text
This shows the color used as text on white. (Click to edit)
👓 Color Blindness Simulation for #337CDB
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 blue color with a hue angle of 214°, saturation of 70%, and lightness of 53%. Its RGB value is (51, 124, 219) and its CMYK breakdown is C:77% M:43% Y:0% K:14%.
This is a Summer (Cool) color palette archetype. Trust, Loyalty, Wisdom, Confidence. Blue is considered beneficial to the mind and body.
Frequently Asked Questions About #337CDB
What is the HEX code for Cool Azure? +
The HEX code for Cool Azure is #337CDB. In CSS you can use it directly as color: #337CDB; or as a background: background-color: #337CDB;. 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 #337CDB? +
The RGB value of #337CDB is rgb(51, 124, 219). This means the color contains 51 out of 255 parts red, 124 out of 255 parts green, and 219 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(51, 124, 219);
What is the HSL value of #337CDB? +
The HSL value of #337CDB is hsl(214, 70%, 53%). The hue is 214°, placing it in the blue family on the color wheel. The saturation is 70%, making it vibrant. The lightness is 53%, 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 #337CDB a warm or cool color? +
#337CDB is classified as a cool color based on its hue angle of 214°. 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 #337CDB? +
The approximate CMYK value of #337CDB is C:77% M:43% Y:0% K:14%. 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.
