#55818B Color Information

Hex color code: #55818B

The hex color #55818B is a soft cyan with RGB values of (85, 129, 139) and HSL of (191°, 24%, 44%). It is typically applied in digital products.

Try:
Color NameSlate Gray
HEX
#55818B
RGB
85, 129, 139
HSL
191°, 24%, 44%
CMYK
39%, 7%, 0%, 45%

Shades

CSS Usage
color: #55818B;
background-color: #55818B;
border-color: #55818B;
box-shadow: 0 0 10px #55818B;
border: 2px solid #55818B;
Tailwind Usage
bg-[#55818B]
text-[#55818B]
border-[#55818B]
shadow-[0_0_10px_55818B]

Generate Gradient

Gradient CSS
background: linear-gradient(90deg, #55818B, #FF5733);

Preview in UI

Button

.btn-primary { background-color: #55818B; color: #000000; }

Badge

New Feature
.badge { background-color: #55818B; color: #000000; }

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 #55818B; background-color: #55818B15; }

Alert / Toast

This is an alert using your color as accent.
.alert { background-color: #55818B20; border-left: 4px solid #55818B; }

Link / Accent

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

a { color: #55818B; }

Related Colors

Complementary

Analogous

Triadic

Split Complementary

Tetradic

Monochromatic

Popular Colors

Common HEX Colors

Color Theory

Relationships based on the position of #55818B in the color wheel.

Current Complementary Triadic Analogous

RGB, HSL and CMYK Values

RGB

85, 129, 139

Red: 85 / Green: 129 / Blue: 139

HSL

191°, 24%, 44%

Hue: 191° / Saturation: 24% / Lightness: 44%

CMYK

39%, 7%, 0%, 45%

Cyan: 39% / Magenta: 7% / Yellow: 0% / Key: 45%

What color is #55818B?

#55818B is a cyan-blue hue associated with trust and professionalism.

Color Shades

Complementary Colors

Color Palette

HEX to RGB

Convert #55818B to RGB:

rgb(85, 129, 139)HEX to RGB Converter →

HEX to HSL

Convert #55818B to HSL:

hsl(191, 24%, 44%)RGB to HSL Converter →

HEX to CMYK

Convert #55818B to CMYK:

cmyk(39%, 7%, 0%, 45%)Color Converter →

Color Meaning and Usage

#55818B is a subtle cyan color with RGB values of 85, 129, 139 and HSL of 191°, 24%, 44%. This cyan-blue hue evokes trust and professionalism, making it suitable for frequently seen in web interfaces. Lighter variations like #FFFFFF create softer gradients.

The complementary color of #55818B is #8B5F55, creating high-contrast pairings. For softer combinations, try analogous colors like #558B7A.

Use #55818B in CSS: color: #55818B or background-color: #55818B. Create palettes with Color Palette Generator or check contrast with Contrast Checker.

Contrast with #55818B

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

Contrast Ratio: 4.90:1
WCAG AA: Pass
WCAG AAA: Fail

Need more control? Contrast Checker →

Frequently Asked Questions

What color is #55818B?

#55818B is a subtle cyan color - a cyan-blue hue that evokes trust and professionalism.

What is the RGB value of #55818B?

#55818B in RGB is (85, 129, 139) - 85 red, 129 green, and 139 blue.

How to use #55818B in CSS?

Use #55818B directly in your CSS properties like color or background-color.

What colors go well with #55818B?

#8B5F55 (complementary), #558B7A (analogous), and #38555C (lighter shade) work well with #55818B.