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#3B3D9B (Blue) color swatch preview — Color From Pic.
#3B3D9B — Blue color swatch

Blue

#3B3D9B

📝 Color Information for #3B3D9B

The hexadecimal color code #3B3D9B represents a medium shade in the blue family. In the RGB color model, this color is composed of 59 red, 61 green, and 155 blue, which translates to approximately 23% red, 24% green, and 61% 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, #3B3D9B has a hue of 239 degrees, a saturation level of 45%, and a lightness value of 42%. The hue angle of 239° places this color firmly in the blue spectrum. In the HSV/HSB color model, this translates to a hue of 239°, saturation of 62%, and brightness/value of 61%. For print applications using the CMYK color model, #3B3D9B would be reproduced using 62% cyan, 61% magenta, 0% yellow, and 39% black. The closest web-safe color is #333399, 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 #3B3D9B with other colors, consider its complementary color at hue 59° for maximum contrast, or use analogous colors within 30° of its hue for harmonious combinations. The decimal representation of this color is 3882395, which can be useful in certain programming contexts.

🔢 Color Conversion Codes for #3B3D9B

Tailwind CSS
indigo-800
HEX
#3B3D9B
RGB
rgb(59, 61, 155)
RGB %
23%, 24%, 61%
HSL
hsl(239, 45%, 42%)
HSV
hsv(239, 62%, 61%)
CMYK
62%, 61%, 0%, 39%
Decimal
3882395
Web Safe
#333399

🎨 Color Schemes for #3B3D9B

Complementary
Analogous
Triadic
Split Complementary
Tetradic (Rectangle)

🔄 Alternatives to #3B3D9B

🌗 Shades and Tints of #3B3D9B

Shades (adding black)
Tints (adding white)

🎚️ Tones of #3B3D9B

Tones (adding gray / desaturating)

🌈 Hue Variations of #3B3D9B

Hue Variations (shifting the color spectrum)

👁️ Preview of #3B3D9B in Use

Text on #3B3D9B
This demonstrates text readability on the color background. (Click to edit)
#3B3D9B as Text
This shows the color used as text on white. (Click to edit)

👓 Color Blindness Simulation for #3B3D9B

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 #3B3D9B

:root { --color-hex: #3B3D9B; --color-rgb: 59, 61, 155; --color-hsl: 239, 45%, 42%; } .bg-color { background-color: #3B3D9B; } .text-color { color: #3B3D9B; } .border-color { border-color: #3B3D9B; }

🛠️ Use #3B3D9B in Your Project

🎨
Build a Palette with #3B3D9B
Generate harmonious color schemes
⚖️
Check Contrast for #3B3D9B
WCAG accessibility testing
🌈
Create a Gradient with #3B3D9B
Beautiful CSS gradients

🔗 Related Colors to #3B3D9B

#3B6D9B
Hue -30°
#3B559B
Hue -15°
#513B9B
Hue +15°
#693B9B
Hue +30°
#323485
85% L
#292A6B
70% L
#1D1E4E
50% L
#121330
30% L
#5557BE
54% L
#7E7FCE
65% L
#AAABDF
77% L
#D3D3EE
88% L

About Blue (#3B3D9B)

Blue is a medium, moderately saturated, cool blue color with a hue angle of 239°, saturation of 45%, and lightness of 42%. Its RGB value is (59, 61, 155) and its CMYK breakdown is C:62% M:61% Y:0% K:39%.

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 #3B3D9B

What is the HEX code for Blue? +

The HEX code for Blue is #3B3D9B. In CSS you can use it directly as color: #3B3D9B; or as a background: background-color: #3B3D9B;. 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 #3B3D9B? +

The RGB value of #3B3D9B is rgb(59, 61, 155). This means the color contains 59 out of 255 parts red, 61 out of 255 parts green, and 155 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, 61, 155);

What is the HSL value of #3B3D9B? +

The HSL value of #3B3D9B is hsl(239, 45%, 42%). The hue is 239°, placing it in the blue family on the color wheel. The saturation is 45%, making it moderately saturated. The lightness is 42%, 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 #3B3D9B a warm or cool color? +

#3B3D9B is classified as a cool color based on its hue angle of 239°. 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 #3B3D9B? +

The approximate CMYK value of #3B3D9B is C:62% M:61% Y:0% K:39%. 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 #3B3D9B with Other Tools

🔢
Color Converter
Get all formats for #3B3D9B — HEX, RGB, HSL, HSV, CMYK, harmonies and shades.
Contrast Checker
Test whether #3B3D9B passes WCAG AA/AAA contrast requirements as text.
🎨
Palette Generator
Generate complementary, triadic, and analogous palettes starting from #3B3D9B.
👓
Blindness Simulator
See how #3B3D9B appears to users with deuteranopia, protanopia, and tritanopia.
📊
Color Analysis
Deep analysis of luminance, temperature, psychology and harmonies for #3B3D9B.
🎭
Creative Aspects
Explore the mood, psychology, seasonal meaning, and mixing guide for #3B3D9B.
🌅
Gradient Maker
Create a beautiful CSS linear or radial gradient starting from #3B3D9B.
🔬
Technical Formats
See #3B3D9B in OKLCH, Lab, HSV, XYZ, and other advanced color spaces.
🎨
Practical Formats
Get #3B3D9B as a CSS variable, Tailwind class, design token, and more.

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