#153333 Color Information

Hex color code: #153333

A rich cyan shade, #153333 appears as (21, 51, 51) in RGB and (180°, 42%, 14%) in HSL. It is often used for branding and logos.

Try:

Color NameDark Slate Gray

HEX

#153333

RGB

21, 51, 51

HSL

180°, 42%, 14%

CMYK

59%, 0%, 0%, 80%

Shades

CSS Usage

color: #153333;
background-color: #153333;
border-color: #153333;
box-shadow: 0 0 10px #153333;
border: 2px solid #153333;

Tailwind Usage

bg-[#153333]
text-[#153333]
border-[#153333]
shadow-[0_0_10px_153333]

Generate Gradient

→

Gradient CSS

background: linear-gradient(90deg, #153333, #FF5733);

Preview in UI

Button

.btn-primary { background-color: #153333; color: #FFFFFF; }

Badge

New Feature

.badge { background-color: #153333; 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 #153333; background-color: #15333315; }

Alert / Toast

This is an alert using your color as accent.

.alert { background-color: #15333320; border-left: 4px solid #153333; }

Link / Accent

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

a { color: #153333; }

Related Colors

Complementary

Analogous

Triadic

Split Complementary

Tetradic

Monochromatic

Popular Colors

Common HEX Colors

Color Theory

Relationships based on the position of #153333 in the color wheel.

● Current● Complementary● Triadic● Analogous

RGB, HSL and CMYK Values

RGB

21, 51, 51

Red: 21 / Green: 51 / Blue: 51

HSL

180°, 42%, 14%

Hue: 180° / Saturation: 42% / Lightness: 14%

CMYK

59%, 0%, 0%, 80%

Cyan: 59% / Magenta: 0% / Yellow: 0% / Key: 80%

What color is #153333?

#153333 is a very dark shade associated with sophistication and elegance.

Color Shades

Complementary Colors

331515

Color Palette

HEX to RGB

Convert #153333 to RGB:

rgb(21, 51, 51)HEX to RGB Converter →

HEX to HSL

Convert #153333 to HSL:

hsl(180, 42%, 14%)RGB to HSL Converter →

HEX to CMYK

Convert #153333 to CMYK:

cmyk(59%, 0%, 0%, 80%)Color Converter →

Color Meaning and Usage

A intense cyan tone, #153333 has RGB (21, 51, 51) and HSL (180°, 42%, 14%). Known for evoking sophistication and elegance, this very dark shade is often used for branding and logos. Lighter variations like #FFFFFF create softer gradients.

The complementary color of #153333 is #331515, creating high-contrast pairings. For softer combinations, try analogous colors like #153324.

Use #153333 in CSS: color: #153333 or background-color: #153333. Create palettes with Color Palette Generator or check contrast with Contrast Checker.

Contrast with #153333

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

Contrast Ratio: 1.55:1

WCAG AA: Fail

WCAG AAA: Fail

Need more control? Contrast Checker →

Frequently Asked Questions

What color is #153333?

#153333 is a intense cyan color - a very dark shade that evokes sophistication and elegance.

What is the RGB value of #153333?

#153333 in RGB is (21, 51, 51) - 21 red, 51 green, and 51 blue.

How to use #153333 in CSS?

Use #153333 directly in your CSS properties like color or background-color.

What colors go well with #153333?

#331515 (complementary), #153324 (analogous), and #000000 (lighter shade) work well with #153333.