#1D858B Color Information

Hex color code: #1D858B

#1D858B is a serene cyan color. In RGB it is (29, 133, 139), and in HSL it is (183°, 65%, 33%). It is often used for branding and logos.

Try:

Color NameDark Cyan

HEX

#1D858B

RGB

29, 133, 139

HSL

183°, 65%, 33%

CMYK

79%, 4%, 0%, 45%

Shades

CSS Usage

color: #1D858B;
background-color: #1D858B;
border-color: #1D858B;
box-shadow: 0 0 10px #1D858B;
border: 2px solid #1D858B;

Tailwind Usage

bg-[#1D858B]
text-[#1D858B]
border-[#1D858B]
shadow-[0_0_10px_1D858B]

Generate Gradient

→

Gradient CSS

background: linear-gradient(90deg, #1D858B, #FF5733);

Preview in UI

Button

.btn-primary { background-color: #1D858B; color: #000000; }

Badge

New Feature

.badge { background-color: #1D858B; 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 #1D858B; background-color: #1D858B15; }

Alert / Toast

This is an alert using your color as accent.

.alert { background-color: #1D858B20; border-left: 4px solid #1D858B; }

Link / Accent

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

a { color: #1D858B; }

Related Colors

Complementary

Analogous

Triadic

Split Complementary

Tetradic

Monochromatic

Popular Colors

Common HEX Colors

Color Theory

Relationships based on the position of #1D858B in the color wheel.

● Current● Complementary● Triadic● Analogous

RGB, HSL and CMYK Values

RGB

29, 133, 139

Red: 29 / Green: 133 / Blue: 139

HSL

183°, 65%, 33%

Hue: 183° / Saturation: 65% / Lightness: 33%

CMYK

79%, 4%, 0%, 45%

Cyan: 79% / Magenta: 4% / Yellow: 0% / Key: 45%

What color is #1D858B?

#1D858B is a cyan-blue hue associated with trust and professionalism.

Color Shades

Complementary Colors

8B231D

Color Palette

HEX to RGB

Convert #1D858B to RGB:

rgb(29, 133, 139)HEX to RGB Converter →

HEX to HSL

Convert #1D858B to HSL:

hsl(183, 65%, 33%)RGB to HSL Converter →

HEX to CMYK

Convert #1D858B to CMYK:

cmyk(79%, 4%, 0%, 45%)Color Converter →

Color Meaning and Usage

A serene cyan tone, #1D858B has RGB (29, 133, 139) and HSL (183°, 65%, 33%). Known for evoking trust and professionalism, this cyan-blue hue is often used for buttons, highlights, and accents. Lighter variations like #FFFFFF create softer gradients.

The complementary color of #1D858B is #8B231D, creating high-contrast pairings. For softer combinations, try analogous colors like #1D8B5A.

Use #1D858B in CSS: color: #1D858B or background-color: #1D858B. Create palettes with Color Palette Generator or check contrast with Contrast Checker.

Contrast with #1D858B

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

Contrast Ratio: 4.78:1

WCAG AA: Pass

WCAG AAA: Fail

Need more control? Contrast Checker →

Frequently Asked Questions

What color is #1D858B?

#1D858B is a serene cyan color - a cyan-blue hue that evokes trust and professionalism.

What is the RGB value of #1D858B?

#1D858B in RGB is (29, 133, 139) - 29 red, 133 green, and 139 blue.

How to use #1D858B in CSS?

Use #1D858B directly in your CSS properties like color or background-color.

What colors go well with #1D858B?

#8B231D (complementary), #1D8B5A (analogous), and #10494C (lighter shade) work well with #1D858B.