#577b7c

Cutty Sark

Closest match (97% match)

Color formats

RGB

rgb(87, 123, 124)

Red, Green, Blue components

HSL

hsl(182, 18%, 41%)

Hue, Saturation, Lightness

CMYK

cmyk(30, 1, 0, 51)

Print color encoding

Luminance

0.176

Relative luminance

Variations

Shades (Darkening)

Tints (Lightening)

Tones (Reduced saturation)

Harmonies

Click the color slices to copy the code.

Complementary (Opposite)

#577b7c

#7c5857

Analogous (Adjacent)

#577c6b

#577b7c

#57687c

Triadic

#577b7c

#7c577b

#7b7c57

Split complementary

#577b7c

#7c5768

#7c6b57

Complete conversion table

HEX

#577B7C

RGB

rgb(87,123,124)

RGBA

rgba(87,123,124, 1)

HSL

hsl(181.62,17.54%,41.37%)

OKLCH (Modern CSS)

oklch(0.56 0.04 198.2)

CSS Variable

--color: #577b7c;

Preview

Readability and Typography

Headline Test

This text demonstrates the reading experience on this background color.

Headline Test

This text demonstrates the reading experience on this background color.

UI Component Set

This is an example alert bar using the selected color.

SOLIDSOFTOUTLINE

Product Mockup

4582 •••• •••• 9018

CARDHOLDER

JOHN DOE

VALID

12/28

Mobile application

Customer support

Hi! How can we help you today?

I love this new color! 😍

Data visualization

Weekly growth

+1,240

12.5%

WED

2,450

Contrast

Contrast and readability (WCAG)

On white background

4.64

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

On black background

4.53

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

Color blindness simulator

ORIG

SIM

Protanopia (red)

#577b7c#7b7b7c

ORIG

SIM

Deuteranopia (green)

#577b7c#64627c

ORIG

SIM

Tritanopia (blue)

#577b7c#595f6a

ORIG

SIM

Monochrome (color blind)

#577b7c#757575

Mixing guide

How to mix this color using physical paints or printing inks.

MIXING PALETTE

54%

35%

11%

RYB PIGMENTS

Ivory black

Pigment

54%

Ultramarine blue

Pigment

35%

Cadmium yellow

Pigment

11%

Unlike light, mixing paints makes colors darker. This simulation mimics the behavior of physical pigments.

Physical properties

Perceptual and light-related properties derived from the digital color.

Spectral relationship

Cyan hue

485–500 nm • closest visible-spectrum range

750 nm

380 nm

Visual temperature

Cool

A perceptual warm–cool classification. Kelvin does not apply to an arbitrary interface color.

Cool

Neutral

Warm

Luminance (brightness)

17.6%

Dark • relative luminance

50%

100%

An RGB color is produced by combined screen light, so this range is a visual comparison rather than an exact physical wavelength.

Gradient gallery

Generate premium CSS backgrounds and textures from your color.

Similar & Related Colors

Mathematically computed harmonies, shades, and similar tones for this color.

North Atlantic

#5E7B7F

Submerged

#4A7D82

Paradiso

#488084

Underwater World

#657F7A

Russett

#7C5857

Shuttle Gray

#57687C

Como

#577C6B

Old Lavender

#7C577B

Go Ben

#7B7C57

Falcon

#7C5768

Gulf Stream

#8EB4B5

Plantation

#234648