#28223F Color Information

Hex color code: #28223F

A intense blue shade, #28223F appears as (40, 34, 63) in RGB and (252°, 30%, 19%) in HSL. It is widely used in graphic design.

Try:

Color NameDark Slate Gray

HEX

#28223F

RGB

40, 34, 63

HSL

252°, 30%, 19%

CMYK

37%, 46%, 0%, 75%

Shades

CSS Usage

color: #28223F;
background-color: #28223F;
border-color: #28223F;
box-shadow: 0 0 10px #28223F;
border: 2px solid #28223F;

Tailwind Usage

bg-[#28223F]
text-[#28223F]
border-[#28223F]
shadow-[0_0_10px_28223F]

Generate Gradient

→

Gradient CSS

background: linear-gradient(90deg, #28223F, #FF5733);

Preview in UI

Button

.btn-primary { background-color: #28223F; color: #FFFFFF; }

Badge

New Feature

.badge { background-color: #28223F; 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 #28223F; background-color: #28223F15; }

Alert / Toast

This is an alert using your color as accent.

.alert { background-color: #28223F20; border-left: 4px solid #28223F; }

Link / Accent

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

a { color: #28223F; }

Related Colors

Complementary

Analogous

Triadic

Split Complementary

Tetradic

Monochromatic

Popular Colors

Common HEX Colors

Color Theory

Relationships based on the position of #28223F in the color wheel.

● Current● Complementary● Triadic● Analogous

RGB, HSL and CMYK Values

RGB

40, 34, 63

Red: 40 / Green: 34 / Blue: 63

HSL

252°, 30%, 19%

Hue: 252° / Saturation: 30% / Lightness: 19%

CMYK

37%, 46%, 0%, 75%

Cyan: 37% / Magenta: 46% / Yellow: 0% / Key: 75%

What color is #28223F?

#28223F is a very dark shade associated with sophistication and elegance.

Color Shades

Complementary Colors

393F22

Color Palette

HEX to RGB

Convert #28223F to RGB:

rgb(40, 34, 63)HEX to RGB Converter →

HEX to HSL

Convert #28223F to HSL:

hsl(252, 30%, 19%)RGB to HSL Converter →

HEX to CMYK

Convert #28223F to CMYK:

cmyk(37%, 46%, 0%, 75%)Color Converter →

Color Meaning and Usage

A dark blue tone, #28223F has RGB (40, 34, 63) and HSL (252°, 30%, 19%). Known for evoking sophistication and elegance, this very dark shade is well suited for marketing pages and hero sections. Lighter variations like #FFFFFF create softer gradients.

The complementary color of #28223F is #393F22, creating high-contrast pairings. For softer combinations, try analogous colors like #222B3F.

Use #28223F in CSS: color: #28223F or background-color: #28223F. Create palettes with Color Palette Generator or check contrast with Contrast Checker.

Contrast with #28223F

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

Contrast Ratio: 1.39:1

WCAG AA: Fail

WCAG AAA: Fail

Need more control? Contrast Checker →

Frequently Asked Questions

What color is #28223F?

#28223F is a dark blue color - a very dark shade that evokes sophistication and elegance.

What is the RGB value of #28223F?

#28223F in RGB is (40, 34, 63) - 40 red, 34 green, and 63 blue.

How to use #28223F in CSS?

Use #28223F directly in your CSS properties like color or background-color.

What colors go well with #28223F?

#393F22 (complementary), #222B3F (analogous), and #08070D (lighter shade) work well with #28223F.