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#5139DB (Cool Blue) color swatch preview — Color From Pic.
#5139DB — Cool Blue color swatch

Cool Blue

#5139DB

📝 Color Information for #5139DB

The hexadecimal color code #5139DB represents a medium shade in the blue family. In the RGB color model, this color is composed of 81 red, 57 green, and 219 blue, which translates to approximately 32% red, 22% 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, #5139DB has a hue of 249 degrees, a saturation level of 69%, and a lightness value of 54%. The hue angle of 249° places this color firmly in the blue spectrum. In the HSV/HSB color model, this translates to a hue of 249°, saturation of 74%, and brightness/value of 86%. For print applications using the CMYK color model, #5139DB would be reproduced using 63% cyan, 74% magenta, 0% yellow, and 14% black. The closest web-safe color is #6633CC, 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 #5139DB with other colors, consider its complementary color at hue 69° for maximum contrast, or use analogous colors within 30° of its hue for harmonious combinations. The decimal representation of this color is 5323227, which can be useful in certain programming contexts.

🔢 Color Conversion Codes for #5139DB

Tailwind CSS
indigo-600
HEX
#5139DB
RGB
rgb(81, 57, 219)
RGB %
32%, 22%, 86%
HSL
hsl(249, 69%, 54%)
HSV
hsv(249, 74%, 86%)
CMYK
63%, 74%, 0%, 14%
Decimal
5323227
Web Safe
#6633CC

🎨 Color Schemes for #5139DB

Complementary
Analogous
Triadic
Split Complementary
Tetradic (Rectangle)

🔄 Alternatives to #5139DB

🌗 Shades and Tints of #5139DB

Shades (adding black)
Tints (adding white)

🎚️ Tones of #5139DB

Tones (adding gray / desaturating)

🌈 Hue Variations of #5139DB

Hue Variations (shifting the color spectrum)

👁️ Preview of #5139DB in Use

Text on #5139DB
This demonstrates text readability on the color background. (Click to edit)
#5139DB as Text
This shows the color used as text on white. (Click to edit)

👓 Color Blindness Simulation for #5139DB

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.

📋 CSS Code for #5139DB

:root { --color-hex: #5139DB; --color-rgb: 81, 57, 219; --color-hsl: 249, 69%, 54%; } .bg-color { background-color: #5139DB; } .text-color { color: #5139DB; } .border-color { border-color: #5139DB; }

🛠️ Use #5139DB in Your Project

🎨
Build a Palette with #5139DB
Generate harmonious color schemes
⚖️
Check Contrast for #5139DB
WCAG accessibility testing
🌈
Create a Gradient with #5139DB
Beautiful CSS gradients

🔗 Related Colors to #5139DB

#3971DB
Hue -30°
#3949DB
Hue -15°
#7A39DB
Hue +15°
#A239DB
Hue +30°
#3D24C6
85% L
#321EA4
70% L
#241574
50% L
#150D45
30% L
#7360E2
63% L
#9586E9
72% L
#BBB1F1
82% L
#DDD8F8
91% L

About Cool Blue (#5139DB)

Cool Blue is a medium, vibrant, cool blue color with a hue angle of 249°, saturation of 69%, and lightness of 54%. Its RGB value is (81, 57, 219) and its CMYK breakdown is C:63% M:74% 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 #5139DB

What is the HEX code for Cool Blue? +

The HEX code for Cool Blue is #5139DB. In CSS you can use it directly as color: #5139DB; or as a background: background-color: #5139DB;. 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 #5139DB? +

The RGB value of #5139DB is rgb(81, 57, 219). This means the color contains 81 out of 255 parts red, 57 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(81, 57, 219);

What is the HSL value of #5139DB? +

The HSL value of #5139DB is hsl(249, 69%, 54%). The hue is 249°, placing it in the blue family on the color wheel. The saturation is 69%, making it vibrant. The lightness is 54%, 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 #5139DB a warm or cool color? +

#5139DB is classified as a cool color based on its hue angle of 249°. 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 #5139DB? +

The approximate CMYK value of #5139DB is C:63% M:74% 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.

Analyze #5139DB with Other Tools

🔢
Color Converter
Get all formats for #5139DB — HEX, RGB, HSL, HSV, CMYK, harmonies and shades.
Contrast Checker
Test whether #5139DB passes WCAG AA/AAA contrast requirements as text.
🎨
Palette Generator
Generate complementary, triadic, and analogous palettes starting from #5139DB.
👓
Blindness Simulator
See how #5139DB appears to users with deuteranopia, protanopia, and tritanopia.
📊
Color Analysis
Deep analysis of luminance, temperature, psychology and harmonies for #5139DB.
🎭
Creative Aspects
Explore the mood, psychology, seasonal meaning, and mixing guide for #5139DB.
🌅
Gradient Maker
Create a beautiful CSS linear or radial gradient starting from #5139DB.
🔬
Technical Formats
See #5139DB in OKLCH, Lab, HSV, XYZ, and other advanced color spaces.
🎨
Practical Formats
Get #5139DB as a CSS variable, Tailwind class, design token, and more.

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