✓ Copied to clipboard
#2A4DCB (Cool Blue) color swatch preview — Color From Pic.
#2A4DCB — Cool Blue color swatch

Cool Blue

#2A4DCB

📝 Color Information for #2A4DCB

The hexadecimal color code #2A4DCB represents a medium shade in the blue family. In the RGB color model, this color is composed of 42 red, 77 green, and 203 blue, which translates to approximately 16% red, 30% green, and 80% 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, #2A4DCB has a hue of 227 degrees, a saturation level of 66%, and a lightness value of 48%. The hue angle of 227° places this color firmly in the blue spectrum. In the HSV/HSB color model, this translates to a hue of 227°, saturation of 79%, and brightness/value of 80%. For print applications using the CMYK color model, #2A4DCB would be reproduced using 79% cyan, 62% magenta, 0% yellow, and 20% 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 #2A4DCB with other colors, consider its complementary color at hue 47° for maximum contrast, or use analogous colors within 30° of its hue for harmonious combinations. The decimal representation of this color is 2772427, which can be useful in certain programming contexts.

🔢 Color Conversion Codes for #2A4DCB

Tailwind CSS
blue-700
HEX
#2A4DCB
RGB
rgb(42, 77, 203)
RGB %
16%, 30%, 80%
HSL
hsl(227, 66%, 48%)
HSV
hsv(227, 79%, 80%)
CMYK
79%, 62%, 0%, 20%
Decimal
2772427
Web Safe
#3366CC

🎨 Color Schemes for #2A4DCB

Complementary
Analogous
Triadic
Split Complementary
Tetradic (Rectangle)

🔄 Alternatives to #2A4DCB

🌗 Shades and Tints of #2A4DCB

Shades (adding black)
Tints (adding white)

🎚️ Tones of #2A4DCB

Tones (adding gray / desaturating)

🌈 Hue Variations of #2A4DCB

Hue Variations (shifting the color spectrum)

👁️ Preview of #2A4DCB in Use

Text on #2A4DCB
This demonstrates text readability on the color background. (Click to edit)
#2A4DCB as Text
This shows the color used as text on white. (Click to edit)

👓 Color Blindness Simulation for #2A4DCB

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 #2A4DCB

:root { --color-hex: #2A4DCB; --color-rgb: 42, 77, 203; --color-hsl: 227, 66%, 48%; } .bg-color { background-color: #2A4DCB; } .text-color { color: #2A4DCB; } .border-color { border-color: #2A4DCB; }

🛠️ Use #2A4DCB in Your Project

🎨
Build a Palette with #2A4DCB
Generate harmonious color schemes
⚖️
Check Contrast for #2A4DCB
WCAG accessibility testing
🌈
Create a Gradient with #2A4DCB
Beautiful CSS gradients

🔗 Related Colors to #2A4DCB

#2A9DCB
Hue -30°
#2A75CB
Hue -15°
#2F2ACB
Hue +15°
#572ACB
Hue +30°
#2441AE
85% L
#1D3690
70% L
#152666
50% L
#0C163B
30% L
#4D6CDB
58% L
#7C92E4
69% L
#A6B5ED
79% L
#D5DCF6
90% L

About Cool Blue (#2A4DCB)

Cool Blue is a medium, vibrant, cool blue color with a hue angle of 227°, saturation of 66%, and lightness of 48%. Its RGB value is (42, 77, 203) and its CMYK breakdown is C:79% M:62% Y:0% K:20%.

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 #2A4DCB

What is the HEX code for Cool Blue? +

The HEX code for Cool Blue is #2A4DCB. In CSS you can use it directly as color: #2A4DCB; or as a background: background-color: #2A4DCB;. 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 #2A4DCB? +

The RGB value of #2A4DCB is rgb(42, 77, 203). This means the color contains 42 out of 255 parts red, 77 out of 255 parts green, and 203 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(42, 77, 203);

What is the HSL value of #2A4DCB? +

The HSL value of #2A4DCB is hsl(227, 66%, 48%). The hue is 227°, placing it in the blue family on the color wheel. The saturation is 66%, making it vibrant. 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 #2A4DCB a warm or cool color? +

#2A4DCB is classified as a cool color based on its hue angle of 227°. 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 #2A4DCB? +

The approximate CMYK value of #2A4DCB is C:79% M:62% Y:0% K:20%. 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 #2A4DCB with Other Tools

🔢
Color Converter
Get all formats for #2A4DCB — HEX, RGB, HSL, HSV, CMYK, harmonies and shades.
Contrast Checker
Test whether #2A4DCB passes WCAG AA/AAA contrast requirements as text.
🎨
Palette Generator
Generate complementary, triadic, and analogous palettes starting from #2A4DCB.
👓
Blindness Simulator
See how #2A4DCB appears to users with deuteranopia, protanopia, and tritanopia.
📊
Color Analysis
Deep analysis of luminance, temperature, psychology and harmonies for #2A4DCB.
🎭
Creative Aspects
Explore the mood, psychology, seasonal meaning, and mixing guide for #2A4DCB.
🌅
Gradient Maker
Create a beautiful CSS linear or radial gradient starting from #2A4DCB.
🔬
Technical Formats
See #2A4DCB in OKLCH, Lab, HSV, XYZ, and other advanced color spaces.
🎨
Practical Formats
Get #2A4DCB as a CSS variable, Tailwind class, design token, and more.

More Color Tools

Explore our full suite of free color utilities for designers and developers.