The color code #0000FF, also known as Blue1, is a bright, bold, and pure blue. It’s a classic digital color that appears the same on all screens and devices. That’s because it’s part of the web-safe colors, meaning it’s supported across all web browsers and systems.
In this guide, we’ll explain this color in plain, easy-to-understand language.
What Does #0000FF Mean?
The hex code #0000FF breaks down into three color values in the RGB system (Red, Green, Blue):
- Red = 0
- Green = 0
- Blue = 255
That means there is 0% red, 0% green, and 100% blue. This gives us the truest and most vivid blue on digital screens.
This is why it’s called pure blue or Blue1.
Where Is #0000FF Used?
This color is commonly used in:
- Website design (like text, buttons, links)
- Backgrounds and borders
- Brand logos and graphics
- Text highlights and shadows
- UI (user interface) elements in apps
Its strong and clear appearance makes it ideal for both modern and classic designs.
Technical Information About #0000FF
Here’s how #0000FF is represented across different color systems:
| Format | Value |
|---|---|
| Hex | #0000FF |
| RGB | (0, 0, 255) |
| HSL | (240°, 100%, 50%) |
| HSV | (240°, 100%, 100%) |
| CMYK | (100%, 100%, 0%, 0%) |
These values are used in different design and printing tools. For basic website use, knowing the hex code or RGB values is enough.
Shades and Tints of #0000FF
A shade is a darker version of a color. A tint is a lighter version.
Shades (Darker Versions):
- #0000E5
- #0000CC
- #0000B2
- #000099
- #00007F
- #000066
- #00004C
- #000033
- #000019
- #000000
Each one adds more black to the base blue to make it darker.
Tints (Lighter Versions):
- #1919FF
- #3232FF
- #4C4CFF
- #6666FF
- #7F7FFF
- #9999FF
- #B2B2FF
- #CCCCFF
- #E5E5FF
- #FFFFFF
These mix white into the blue to make softer, more pastel tones.
Matching Color Combinations
You can pair #0000FF with other colors to make attractive combinations.
Complementary Color:
- Yellow (#FFFF00) – This is directly opposite blue on the color wheel. It creates strong contrast.
Triadic Colors:
- Red (#FF0000)
- Green (#00FF00)
These three are evenly spaced on the color wheel and work well together in bright, playful designs.
Analogous Colors:
- Violet (#8000FF)
- Sky Blue (#0080FF)
These sit next to blue on the color wheel and offer smooth transitions.
How Computers Understand #0000FF
Let’s break it down in different formats used by computers:
- Binary: 00000000 00000000 11111111
- Octal: 0 0 377
- Decimal: 0 0 255
- Hexadecimal (Hex): 00 00 FF
These formats are just different ways for systems to store and display color. Designers usually use hex or RGB.
CSS Code Examples Using #0000FF
You can use #0000FF in CSS to style websites. Here are some examples:
Background Color:
htmlCopyEdit<div style="background-color:#0000FF">Content here</div>
Text Color:
htmlCopyEdit<p style="color:#0000FF">This text is blue</p>
Border Color:
htmlCopyEdit<div style="border:3px solid #0000FF">Box with blue border</div>
Text Shadow with RGB:
htmlCopyEdit<p style="text-shadow: 4px 4px 2px rgba(0,0,255,0.8);">Text with blue shadow</p>
Box Shadow:
htmlCopyEdit<div style="box-shadow: 1px 1px 3px 2px #0000FF;">Blue shadow box</div>
These effects make elements stand out and help with visual emphasis.
Is #0000FF Web Safe?
Yes. #0000FF is part of the 216-color web-safe palette. It displays correctly across all browsers and platforms. It’s also often written in short form as #00F.
This makes it reliable for web developers and designers.
Preview on Different Backgrounds
On a white background, #0000FF looks strong and bold.
On a black background, it glows and gives off a neon-like effect. It’s ideal for dark themes and night mode interfaces.
Advanced Color Values
There are more technical formats used in scientific and printing contexts like:
- XYZ: (18.05, 7.22, 95.05)
- CIE-Lab: (32.30, 79.19, -107.86)
- Hunter Lab: (26.87, 72.88, -190.92)
These values are important for industries that require precise color measurements, such as photography or printing.
Similar and Related Colors
Some similar colors to #0000FF include:
- #1414FB
- #1414F5
- #1414F6
- #1414F1
- #1414EB
- #1414FC
These are slightly different shades or tones of blue and are useful when you want to build a consistent color palette.
Summary of Key Points
- #0000FF is a pure, bright blue also called Blue1
- RGB: (0, 0, 255), which means only blue is used
- It’s a web-safe color and works well in all web environments
- Used widely in web design, logos, buttons, and more
- Goes well with yellow, red, green, and other blues
- Comes with many shades and tints to suit different styles
- Very easy to use in CSS with simple codes
Final Thoughts
The color #0000FF is timeless and powerful. Whether you’re designing a professional website or experimenting with colors in a creative project, this strong blue will always stand out. Its brightness, versatility, and compatibility across devices make it one of the most used digital colors.
If you’re ever unsure what color to pick for a digital design, you can trust that #0000FF will always make an impact.
