#421CAB Color Information

Hex color code: #421CAB

#421CAB is a striking purple color. In RGB it is (66, 28, 171), and in HSL it is (256°, 72%, 39%). It is often used for branding and logos.

Try:

Color NameDark Slate Blue

HEX

#421CAB

RGB

66, 28, 171

HSL

256°, 72%, 39%

CMYK

61%, 84%, 0%, 33%

Shades

CSS Usage

color: #421CAB;
background-color: #421CAB;
border-color: #421CAB;
box-shadow: 0 0 10px #421CAB;
border: 2px solid #421CAB;

Tailwind Usage

bg-[#421CAB]
text-[#421CAB]
border-[#421CAB]
shadow-[0_0_10px_421CAB]

Generate Gradient

→

Gradient CSS

background: linear-gradient(90deg, #421CAB, #FF5733);

Preview in UI

Button

.btn-primary { background-color: #421CAB; color: #FFFFFF; }

Badge

New Feature

.badge { background-color: #421CAB; 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 #421CAB; background-color: #421CAB15; }

Alert / Toast

This is an alert using your color as accent.

.alert { background-color: #421CAB20; border-left: 4px solid #421CAB; }

Link / Accent

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

a { color: #421CAB; }

Related Colors

Complementary

Analogous

Triadic

Split Complementary

Tetradic

Monochromatic

Popular Colors

Common HEX Colors

Color Theory

Relationships based on the position of #421CAB in the color wheel.

● Current● Complementary● Triadic● Analogous

RGB, HSL and CMYK Values

RGB

66, 28, 171

Red: 66 / Green: 28 / Blue: 171

HSL

256°, 72%, 39%

Hue: 256° / Saturation: 72% / Lightness: 39%

CMYK

61%, 84%, 0%, 33%

Cyan: 61% / Magenta: 84% / Yellow: 0% / Key: 33%

What color is #421CAB?

#421CAB is a blue-purple hue associated with creativity and luxury.

Color Shades

Complementary Colors

85AB1C

Color Palette

HEX to RGB

Convert #421CAB to RGB:

rgb(66, 28, 171)HEX to RGB Converter →

HEX to HSL

Convert #421CAB to HSL:

hsl(256, 72%, 39%)RGB to HSL Converter →

HEX to CMYK

Convert #421CAB to CMYK:

cmyk(61%, 84%, 0%, 33%)Color Converter →

Color Meaning and Usage

A striking purple tone, #421CAB has RGB (66, 28, 171) and HSL (256°, 72%, 39%). Known for evoking creativity and luxury, this blue-purple hue is commonly used in modern UI design. Lighter variations like #FFFFFF create softer gradients.

The complementary color of #421CAB is #85AB1C, creating high-contrast pairings. For softer combinations, try analogous colors like #1C3DAB.

Use #421CAB in CSS: color: #421CAB or background-color: #421CAB. Create palettes with Color Palette Generator or check contrast with Contrast Checker.

Contrast with #421CAB

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

Contrast Ratio: 1.99:1

WCAG AA: Fail

WCAG AAA: Fail

Need more control? Contrast Checker →

Frequently Asked Questions

What color is #421CAB?

#421CAB is a striking purple color - a blue-purple hue that evokes creativity and luxury.

What is the RGB value of #421CAB?

#421CAB in RGB is (66, 28, 171) - 66 red, 28 green, and 171 blue.

How to use #421CAB in CSS?

Use #421CAB directly in your CSS properties like color or background-color.

What colors go well with #421CAB?

#85AB1C (complementary), #1C3DAB (analogous), and #291169 (lighter shade) work well with #421CAB.