#1B4BDA Color Information

Hex color code: #1B4BDA

The hex color #1B4BDA is a bold blue with RGB values of (27, 75, 218) and HSL of (225°, 78%, 48%). It is frequently seen in web interfaces.

Try:

Color NameRoyal Blue

HEX

#1B4BDA

RGB

27, 75, 218

HSL

225°, 78%, 48%

CMYK

88%, 66%, 0%, 15%

Shades

CSS Usage

color: #1B4BDA;
background-color: #1B4BDA;
border-color: #1B4BDA;
box-shadow: 0 0 10px #1B4BDA;
border: 2px solid #1B4BDA;

Tailwind Usage

bg-[#1B4BDA]
text-[#1B4BDA]
border-[#1B4BDA]
shadow-[0_0_10px_1B4BDA]

Generate Gradient

→

Gradient CSS

background: linear-gradient(90deg, #1B4BDA, #FF5733);

Preview in UI

Button

.btn-primary { background-color: #1B4BDA; color: #FFFFFF; }

Badge

New Feature

.badge { background-color: #1B4BDA; color: #FFFFFF; }

Text Highlight

The quick brown fox jumps over the lazy dog. highlighted text example shows how the color looks as a text highlight.

Card

Card Title

This card uses your color as a border accent.

.card-accent { border: 2px solid #1B4BDA; background-color: #1B4BDA15; }

Alert / Toast

This is an alert using your color as accent.

.alert { background-color: #1B4BDA20; border-left: 4px solid #1B4BDA; }

Link / Accent

This is a paragraph with a link using your color. The color can be applied to interactive elements.

a { color: #1B4BDA; }

Related Colors

Complementary

Analogous

Triadic

Split Complementary

Tetradic

Monochromatic

Popular Colors

Common HEX Colors

Color Theory

Relationships based on the position of #1B4BDA in the color wheel.

● Current● Complementary● Triadic● Analogous

RGB, HSL and CMYK Values

RGB

27, 75, 218

Red: 27 / Green: 75 / Blue: 218

HSL

225°, 78%, 48%

Hue: 225° / Saturation: 78% / Lightness: 48%

CMYK

88%, 66%, 0%, 15%

Cyan: 88% / Magenta: 66% / Yellow: 0% / Key: 15%

What color is #1B4BDA?

#1B4BDA is a blue-purple hue associated with creativity and luxury.

Color Shades

Complementary Colors

DAAA1B

Color Palette

HEX to RGB

Convert #1B4BDA to RGB:

rgb(27, 75, 218)HEX to RGB Converter →

HEX to HSL

Convert #1B4BDA to HSL:

hsl(225, 78%, 48%)RGB to HSL Converter →

HEX to CMYK

Convert #1B4BDA to CMYK:

cmyk(88%, 66%, 0%, 15%)Color Converter →

Color Meaning and Usage

A dynamic blue tone, #1B4BDA has RGB (27, 75, 218) and HSL (225°, 78%, 48%). Known for evoking creativity and luxury, this blue-purple hue is a solid option for clean and minimal interfaces. Lighter variations like #FFFFFF create softer gradients.

The complementary color of #1B4BDA is #DAAA1B, creating high-contrast pairings. For softer combinations, try analogous colors like #1BAADA.

Use #1B4BDA in CSS: color: #1B4BDA or background-color: #1B4BDA. Create palettes with Color Palette Generator or check contrast with Contrast Checker.

Contrast with #1B4BDA

Sample text on this color - The quick brown fox jumps over the lazy dog.

Contrast Ratio: 3.07:1

WCAG AA: Fail

WCAG AAA: Fail

Need more control? Contrast Checker →

Frequently Asked Questions

What color is #1B4BDA?

#1B4BDA is a dynamic blue color - a blue-purple hue that evokes creativity and luxury.

What is the RGB value of #1B4BDA?

#1B4BDA in RGB is (27, 75, 218) - 27 red, 75 green, and 218 blue.

How to use #1B4BDA in CSS?

Use #1B4BDA directly in your CSS properties like color or background-color.

What colors go well with #1B4BDA?

#DAAA1B (complementary), #1BAADA (analogous), and #133396 (lighter shade) work well with #1B4BDA.